APA

Alvarez R, .Bird species at the CIPM, Tinigua National Park: a partial list. : .

Chicago

Alvarez R, .Bird species at the CIPM, Tinigua National Park: a partial list. : .

Harvard

Alvarez R, .Bird species at the CIPM, Tinigua National Park: a partial list. : .

MLA

Alvarez R, .: . .