Winterbottom, J. M. (1965). A preliminary list of the birds of Hopetown District. Percy FitzPatrick Institute of African Ornithology.
Čikaški stil citiranja (17. izdanje)Winterbottom, J. M. A Preliminary List of the Birds of Hopetown District. [Rondebosch, C.P. South Africa]: Percy FitzPatrick Institute of African Ornithology, 1965.
MLA način citiranja (8. izdanje)Winterbottom, J. M. A Preliminary List of the Birds of Hopetown District. Percy FitzPatrick Institute of African Ornithology, 1965.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.