APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (2008). Constitution of the American Water Works Association. American Water Works Association.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Constitution of the American Water Works Association. New York: American Water Works Association, 2008.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Constitution of the American Water Works Association. American Water Works Association, 2008.

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