APA (7e ed.) Bronvermelding

Roberts, A., McLachlan, G. R., Liversidge, R., Lighton, N. C. K., & Newman, K. B. (1978). Roberts Birds of South Africa (4th ed.). Trustees of the John Voelcker Bird Book Fund : distributed by C. Struik.

Chicago (17e ed.) Bronvermelding

Roberts, Austin, G. R. McLachlan, Richard Liversidge, Norman C. K. Lighton, en Kenneth B. Newman. Roberts Birds of South Africa. 4th ed. Cape Town: Trustees of the John Voelcker Bird Book Fund : distributed by C. Struik, 1978.

MLA (8e ed.) Bronvermelding

Roberts, Austin, et al. Roberts Birds of South Africa. 4th ed. Trustees of the John Voelcker Bird Book Fund : distributed by C. Struik, 1978.