APA aipamena

International Lake Environment Committee & Clarke, R. (1994). The pollution of lakes and reservoirs. UNEP.

Chicago Style aipamena

International Lake Environment Committee and Robin Clarke. The Pollution of Lakes and Reservoirs. Nairobe: UNEP, 1994.

MLA aipamena

International Lake Environment Committee and Robin Clarke. The Pollution of Lakes and Reservoirs. UNEP, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.