APA aipamena

United States. Environmental Protection Agency. (2005). Site characterization library: Version 3.0. Environmental Protection Agency.

Chicago Style aipamena

United States. Environmental Protection Agency. Site Characterization Library: Version 3.0. Cincinnati, OH: Environmental Protection Agency, 2005.

MLA aipamena

United States. Environmental Protection Agency. Site Characterization Library: Version 3.0. Environmental Protection Agency, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.