South African Ornithological Society, Witwatersrand Bird Club, & Southern African Ornithological Society. (1989). The Bokmakierie: A popular magazine for bird watchers. The Society.
Chicago-referens (17:e uppl.)South African Ornithological Society, Witwatersrand Bird Club, och Southern African Ornithological Society. The Bokmakierie: A Popular Magazine for Bird Watchers. Cape Town: The Society, 1989.
MLA-referens (8:e uppl.)South African Ornithological Society, et al. The Bokmakierie: A Popular Magazine for Bird Watchers. The Society, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.