Gaya APA

Metcalf, ., Aecom, E, /. (2014). Wastewater Engineering : Treatment and Resource Recovery Volume 1 fifth edition (Fifth Edition). New York: McGraw-Hill.

Gaya MLA

Metcalf, ., Aecom, Eddy, /. "Wastewater Engineering : Treatment and Resource Recovery Volume 1 fifth edition". Fifth Edition New York: McGraw-Hill, 2014. Text.