APA aipamena

(1993). Guidelines for drinking-water quality: Vol.1. Geneva: WHO.

Chicago Style aipamena

Guidelines for Drinking-water Quality: Vol.1. Geneva: WHO, 1993.

MLA aipamena

Guidelines for Drinking-water Quality: Vol.1. Geneva: WHO, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.