Negative Doubles: A must read for every partnership

By (author): "Marty Bergen"
Genres:How To books  Games books  
Negative Doubles: A must read for every partnership
ISBN0963753363
ISBN139780963753366
AsinNegative Doubles: A must read for every partnership
Original titleNegative Doubles: A must read for every partnership
The definitive work on the most important convention in bridge, Very reader-friendly.