Recommended Books and software

I've read the most books 40 years ago. Most of them are out of print and out of stock.
I posted a question to our experts in BBO-Forum to hear, which books today are preferred

My favourites:
      Books on play
Books especially on defense: Books on bidding Software to learn declarer play Software to learn defensive play Useful software

Books on defense
*     
William S. Root: How to defend a Bridge hand. AMAZON.DE
A wonderful new book, which covers all aspects, you need to improve from every level.

*     
Robert Berthe, Norbert Lebely: "Pas A PAS"
All you must know defensive play. Vol3 NT-defensive-play. Vol4 Suit-contract-defensive-play. Available only in French or German (Schritt für Schritt 1-4; beim DBV)
*     
BarbaraSeagram, David Bird: "Bridge 25 way to be a better defender"
Great introduction for beginners to all secrets of defensive play. Available by Amazon
*     
Eddie Kantar: "Eddie Kantar teaches modern defense"
All you wanted to know about signalling and the basics of defending. Available by Amazon
*     
Eddie Kantar: "Eddie Kantar teaches advanced defense"
The emphasis on this book is on how to think when on defense.. Available by Amazon

Books on play (declarer and defense as well)
*     
BarbaraSeagram, David Bird: "Bridge 25 way make more tricks as declarer"
Great introduction for beginners to all secrets of declarer play. Available by Amazon
*     
William S. Root: How to play a Bridge hand. A wonderful new book, which covers all aspects, you need to improve from every level. Introduction by Omar Sharif. Contents.
*      Louis H. Watson: Watson's Play of the Hand at Bridge
This one is the "CLASSIC" written about 1930 but strongly recommend forever by many experts (like e.g. Ben)
*      Victor Mollo, Nico Gardener: Card play technique
This book is a must for every beginner and intermediate! It is available by Amazon.
*      Terence Reese, Roger Trezel: MASTER BRIDGE SERIES Volume 1-3
Easy and systematic. Alas in English out of print. Auf Deutsch erhältlich bei Amazon: Meister Bridge Serie Band 1-4
* Robert Berthe, Norbert Lebely: "Pas A PAS"
All you must know about declarer and defensive play.
Vol1 NT-declarer-play. Vol2 Suit-contract-declarer-play. Vol3 NT-defensive-play. Vol4 Suit-contract-defensive-play.
Available only in French or German (Schritt für Schritt 1-4; beim DBV)
*      Victor Mollo: Winning Double
Great experience and practice for intermediate+ and advanced players. Available by Amazon
*      C.H. GOREN: on play and defense. @1974 All the techniques, the logic and the challenge of master bridge
*      T. Reese, A. Dormer: The complete book of bridge. @1973 Chapters concerning play of the cards are excellent. Chapters on bidding are interesting.
*      C.H. Goren: GOREN’S NEW CONTRACT BRIDGE COMPLETE. @1942 Chapters concerning play of the cards are excellent. Chapters on bidding are interesting.

Books on bidding
*      E. Kaplan, A. Sheinwold: “How to play winning bridge”
*      R. Anderson, S. Zenkel: "Preempts from A to Z" (Sperrgebote von A bis Z)
*      M. Bergen: "Points Schmoints"; "More Points Schmoints"; "Better bidding with Bergen I, II"
*      Larry Cohen: "Following the LAW"

Software on learning declarer play
*       F. Gitelman: Bridgemaster

Software on learning defensive play
*       E. Kantar: Modern Bridge defense
*       E. Kantar: Advanced Bridge defense

Useful Software
Deep Finesse; Perfect double dummy analysis
SuitPlay; Perfect analysis how to play every suit combination. (AND it is FREE)
Dealmaster Pro; Produce bridgehands, which you think you need