APA-referens (7:e uppl.)

Qasim, S. R. (1999). Wastewater treatment plants: Planning, design, and operation (Second edition.). CRC Press.

Chicago-referens (17:e uppl.)

Qasim, Syed R. Wastewater Treatment Plants: Planning, Design, and Operation. Second edition. Boca Raton: CRC Press, 1999.

MLA-referens (8:e uppl.)

Qasim, Syed R. Wastewater Treatment Plants: Planning, Design, and Operation. Second edition. CRC Press, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.