Cita APA

American Water Works Association & Letterman, R. D. (1999). Water quality and treatment: A handbook of community water supplies (5th ed.). Mcgraw-Hill.

Citación estilo Chicago

American Water Works Association and Raymond D. Letterman. Water Quality and Treatment: A Handbook of Community Water Supplies. 5th ed. Boston, Mass: Mcgraw-Hill, 1999.

Cita MLA

American Water Works Association and Raymond D. Letterman. Water Quality and Treatment: A Handbook of Community Water Supplies. 5th ed. Mcgraw-Hill, 1999.