Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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