Cita APA

American Water Works Association, & Valentine, M. (2010). Water treatment (4. ed.). Estados Unidos de América: American Water Works Association.

Citación estilo Chicago

American Water Works Association, y Melissa Valentine. Water Treatment. 4. ed. Estados Unidos de América: American Water Works Association, 2010.

Cita MLA

American Water Works Association, y Melissa Valentine. Water Treatment. 4. ed. Estados Unidos de América: American Water Works Association, 2010.