Gaya APA

Inc., M, &, E. (1981). Wastewater engineering: treatment, disposal, and reuse (2nd ed). New Delhi: McGraw-Hill Publishing Co.

Gaya MLA

Inc., Metcalf, &, Eddy. "Wastewater engineering: treatment, disposal, and reuse". 2nd ed New Delhi: McGraw-Hill Publishing Co, 1981. Printed Book.