APA (7e ed.) Bronvermelding

Bonilla-Ruz, C., Cinta Magallón, C., & Santos-Moreno, A. (2011). Determination of sexual secundary dimorphism in military macaw (Ara militaris): Morphometry complementary with ocular index. Instituto de Ecología, A.C.

Chicago (17e ed.) Bronvermelding

Bonilla-Ruz, Carlos, Claudia Cinta Magallón, en Antonio Santos-Moreno. Determination of Sexual Secundary Dimorphism in Military Macaw (Ara Militaris): Morphometry Complementary with Ocular Index. Instituto de Ecología, A.C, 2011.

MLA (9e ed.) Bronvermelding

Bonilla-Ruz, Carlos, et al. Determination of Sexual Secundary Dimorphism in Military Macaw (Ara Militaris): Morphometry Complementary with Ocular Index. Instituto de Ecología, A.C, 2011.