C.U.S.C.B. (1985). Efficient Investment In Wastewater Treatment Plants (1. Edisyon.). Congress Of The United States. Cbo.
Chicago Style (17. basım) AtıfC.U.S.C.B. Efficient Investment In Wastewater Treatment Plants. 1. Edisyon. Washington: Congress Of The United States. Cbo, 1985.
MLA (9th ed.) AtıfC.U.S.C.B. Efficient Investment In Wastewater Treatment Plants. 1. Edisyon. Congress Of The United States. Cbo, 1985.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..