Roger Trezel · 10 obras en el catálogoObrasBBlocking and unblocking plays in bridgeBlocking and unblocking plays in bridgeWWhen to duck when to win in bridgeWhen to duck when to win in bridgeTThe art of defence in bridgeThe art of defence in bridge1979Imaginative Card PlayAccurate CardplayMMistakes You Make at BridgeMistakes You Make at BridgeThe mistakes you make at bridgeMMeister Bridge Serie I.Meister Bridge Serie I.BBlocking, Unblocking & Safety Plays in BridgeBlocking, Unblocking & Safety Plays in BridgeSafety plays in bridge