APA (7e ed.) Bronvermelding

HAMMER, M. J. (1996). Water and wastewater technology.-- ed.3. Prentice Hall.

Chicago (17e ed.) Bronvermelding

HAMMER, Mark J. Water and Wastewater Technology.-- Ed.3. New Jersey: Prentice Hall, 1996.

MLA (9e ed.) Bronvermelding

HAMMER, Mark J. Water and Wastewater Technology.-- Ed.3. Prentice Hall, 1996.