APA-referens (7:e uppl.)

Williams, P. T. (2005). Waste treatment and disposal (Second edition.). John Wiley.

Chicago-referens (17:e uppl.)

Williams, Paul T. Waste Treatment and Disposal. Second edition. Chichester: John Wiley, 2005.

MLA-referens (9:e uppl.)

Williams, Paul T. Waste Treatment and Disposal. Second edition. John Wiley, 2005.