APA Style

Qasim, S, R. (1999). Wastewater treatment plants: planning, design, and operation (2nd ed.). pau: Technomic Pub. Co..

MLA Style

Qasim, Syed, R.. "Wastewater treatment plants: planning, design, and operation". 2nd ed. pau: Technomic Pub. Co., 1999. Computer File.