Montenegro, J., & Abarca, S. (2002). Silvopastoral systems and global warming: A gas emission balance.
Chicago Style aipamenaMontenegro, Johnny, y Sergio Abarca. Silvopastoral Systems and Global Warming: A Gas Emission Balance. 2002.
MLA aipamenaMontenegro, Johnny, y Sergio Abarca. Silvopastoral Systems and Global Warming: A Gas Emission Balance. 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.