| LAWS OF DUPLICATE CONTRACT BRIDGE - 1997 | ||||
| European edition as promulgated by the World Bridge Federation and approved by the European Bridge League. Effective October 1997. | ||||
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ONLINE LAWS OF DUPLICATE CONTRACT BRIDGE - 2001 |
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The WBF Code of Laws for Electronic Bridge 2001 promulgated by the World Bridge Federation. Effective October 2001. |
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