BECAUSE AMENDMENTS TO RULES 11 and 20, AS CARRIED AT THE ANNUAL GENERAL MEETING 27 March 1982, WERE NOT INCORPORATED IN THE Rules AS PUBLISHED IN Ibis 124: 398–399 NOR IN THOSE CIRCULATED IN JULY 1982, WE GIVE BELOW THE DEFINITIVE: RULES OF THE BRITISH ORNITHOLOGISTS UNION

• Book ID: 115280817
• Publisher: John Wiley and Sons
• Year: 2008
• Tongue: English
• Weight: 156 KB
• Volume: 125
• Category: Article
• ISSN: 0019-1019
• DOI: 10.1111/j.1474-919x.1983.tb03093.x