APA aipamena

Santos-Barrera, G., Pacheco, J., & Ceballos, G. (2008). Amphibians and reptiles associated with the prairie dog grasslands ecosystem and surrounding areas at the janos casas grandes complex, Northwestern Chihuahua, México. Instituto de Ecología, A.C.

Chicago Style aipamena

Santos-Barrera, Georgina, Jesús Pacheco, and Gerardo Ceballos. Amphibians and Reptiles Associated with the Prairie Dog Grasslands Ecosystem and Surrounding Areas at the Janos Casas Grandes Complex, Northwestern Chihuahua, México. Instituto de Ecología, A.C, 2008.

MLA aipamena

Santos-Barrera, Georgina, et al. Amphibians and Reptiles Associated with the Prairie Dog Grasslands Ecosystem and Surrounding Areas at the Janos Casas Grandes Complex, Northwestern Chihuahua, México. Instituto de Ecología, A.C, 2008.