The Basic American Bidding System: (Vol. I of the American Bridge Series) by Chris Hasney, with Jerry Pottier | eBook | Barnes & Noble®
Charles Goren's legacy
Evolving a Bridge Bidding System | Semantic Scholar
Original Vintage Culbertson System Booklet Contract Bridge Bidding Card, c. 1950 | eBay
Contract Bridge Bidding System: GREEN CLUB eBook by AU Yan - EPUB Book | Rakuten Kobo United States
Good, Better, Best: A comparison of bridge bidding systems and conventions by computer simulation (Paperback) | Avid Bookshop
Basic Bidding Guide - Print out
Editura MultiMedia Publishing - Bridge Bidding - Standard American Yellow Card This book present some of the most important bridge bidding systems used in duplicate bridge tournaments, detailing the most known bridge