World Health Organization. (1999). Guidelines for Drinking-Water Quality: Addendum to Volume 2: Health Criteria and Other Supporting Information (2nd ed.). A.I.T.B.S. Publishers & Distributors.
Citazione stile Chigago Style (17a edizione)World Health Organization. Guidelines for Drinking-Water Quality: Addendum to Volume 2: Health Criteria and Other Supporting Information. 2nd ed. New Delhi: A.I.T.B.S. Publishers & Distributors, 1999.
Citatione MLA (9a ed.)World Health Organization. Guidelines for Drinking-Water Quality: Addendum to Volume 2: Health Criteria and Other Supporting Information. 2nd ed. A.I.T.B.S. Publishers & Distributors, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.