APA aipamena

Kudesia, V. (2003). Water pollution (5th.).

Chicago Style aipamena

Kudesia, V.P. Water Pollution. 5th. 2003.

MLA aipamena

Kudesia, V.P. Water Pollution. 5th. 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.