APA

Prout-Jones D., Kemp A., . (1997). Moult, plumage sequence and maintenance behaviour of a captive male and female crowned eagle, Stephanoaetus coronatus /Aves: Accipitridae. : .

Chicago

Prout-Jones D.V, Kemp A.C, . 1997. Moult, plumage sequence and maintenance behaviour of a captive male and female crowned eagle, Stephanoaetus coronatus /Aves: Accipitridae. : .

Harvard

Prout-Jones D., Kemp A., . (1997). Moult, plumage sequence and maintenance behaviour of a captive male and female crowned eagle, Stephanoaetus coronatus /Aves: Accipitridae. : .

MLA

Prout-Jones D.V, Kemp A.C, . Moult, plumage sequence and maintenance behaviour of a captive male and female crowned eagle, Stephanoaetus coronatus /Aves: Accipitridae. : . 1997.