Cita APA (7a ed.)

Sperling, M. v. (2007). Waste stabilisation ponds. IWA Publishing.

Cita Chicago Style (17a ed.)

Sperling, Marcos von. Waste Stabilisation Ponds. London: IWA Publishing, 2007.

Cita MLA (8a ed.)

Sperling, Marcos von. Waste Stabilisation Ponds. IWA Publishing, 2007.