Παραπομπή APA

American water works association. (1971). Water quality and treatment: : 3rd ed (3rd ed.). Mc Graw- Hill.

Παραπομπή Chicago Style

American water works association. Water Quality and Treatment: : 3rd Ed. 3rd ed. New York: Mc Graw- Hill, 1971.

Παραπομπή MLA

American water works association. Water Quality and Treatment: : 3rd Ed. 3rd ed. Mc Graw- Hill, 1971.