Beer, C. J., & Poelsma, D. (1981). Gay workers: Trade unions and the law / Chris Beer.Introduction by Tony Benn MP. Cartoons by Dominic Poelsma. Blackrose.
Chicago-referens (17:e uppl.)Beer, Chris; Jeffrey, och Domonic Poelsma. Gay Workers: Trade Unions and the Law / Chris Beer.Introduction by Tony Benn MP. Cartoons by Dominic Poelsma. London: Blackrose, 1981.
MLA-referens (8:e uppl.)Beer, Chris; Jeffrey, och Domonic Poelsma. Gay Workers: Trade Unions and the Law / Chris Beer.Introduction by Tony Benn MP. Cartoons by Dominic Poelsma. Blackrose, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.