APA aipamena

Gámez, L. (2003). Remunerate the protection of water sources.

Chicago Style aipamena

Gámez, Luis. Remunerate the Protection of Water Sources. 2003.

MLA aipamena

Gámez, Luis. Remunerate the Protection of Water Sources. 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.