Παραπομπή σε μορφή APA (7η εκδ.)

American Water Works Association & ebrary, Inc. (2000). Principles of water rates, fees, and charges (5th ed.). American Water Works Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

American Water Works Association και Inc ebrary. Principles of Water Rates, Fees, and Charges. 5th ed. Denver, Colo.: American Water Works Association, 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

American Water Works Association και Inc ebrary. Principles of Water Rates, Fees, and Charges. 5th ed. American Water Works Association, 2000.