Cita APA

Brown, R. (1981). Seabirds in northern peruvian waters, november-december 1977.

Citación estilo Chicago

Brown, R.G.B. Seabirds in Northern Peruvian Waters, November-december 1977. 1981.

Cita MLA

Brown, R.G.B. Seabirds in Northern Peruvian Waters, November-december 1977. 1981.

Precaución: Estas citas no son 100% exactas.