APA aipamena

Sánchez-Ramos, G., & Lara-Villalón, M. (2007). Mountain ecosystems and their implications for global climate change. Universidad Autónoma de Tamaulipas.

Chicago Style aipamena

Sánchez-Ramos, Gerardo, and Manuel Lara-Villalón. Mountain Ecosystems and Their Implications for Global Climate Change. Universidad Autónoma de Tamaulipas, 2007.

MLA aipamena

Sánchez-Ramos, Gerardo, and Manuel Lara-Villalón. Mountain Ecosystems and Their Implications for Global Climate Change. Universidad Autónoma de Tamaulipas, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.