Παραπομπή σε μορφή APA (7η εκδ.)

World Health Organization. (2011). Guidelines for drinking-water quality (4th.). World Health Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Health Organization. Guidelines for Drinking-water Quality. 4th. Geneva, Switzerland: World Health Organization, 2011.

Παραπομπή σε μορφή MLA (8th εκδ.)

World Health Organization. Guidelines for Drinking-water Quality. 4th. World Health Organization, 2011.