APA

Meyer de Schauensee R., .A collection of birds from southeastern Nariño, Colombia. : .

Chicago

Meyer de Schauensee Rodolphe, .A collection of birds from southeastern Nariño, Colombia. : .

Harvard

Meyer de Schauensee R., .A collection of birds from southeastern Nariño, Colombia. : .

MLA

Meyer de Schauensee Rodolphe, .: . .