APA
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Colwell, R. K. (1989). Hummingbirds of the Juan Fernández Islands: natural history, evolution and population status. Ibis, 131, 548–566.
Chicago/Turabian
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Colwell, RK. “Hummingbirds of the Juan Fernández Islands: Natural History, Evolution and Population Status.” Ibis 131 (1989): 548–566.
MLA
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Colwell, R. K. “Hummingbirds of the Juan Fernández Islands: Natural History, Evolution and Population Status.” Ibis, vol. 131, Blackwell Publishing Ltd (NOTE: that the names of the birds in the Abstract~…, 1989, pp. 548–66.
BibTeX Click to copy
@article{colwell1989a,
title = {Hummingbirds of the Juan Fernández Islands: natural history, evolution and population status},
year = {1989},
journal = {Ibis},
pages = {548--566},
publisher = {Blackwell Publishing Ltd (NOTE: that the names of the birds in the Abstract~…},
volume = {131},
author = {Colwell, RK}
}