Cita APA

American Water Works Association, & Bevard, L. (2010). Water sources (4. ed.). Estados Unidos de América: American Water Works Association.

Citación estilo Chicago

American Water Works Association, y Linda Bevard. Water Sources. 4. ed. Estados Unidos de América: American Water Works Association, 2010.

Cita MLA

American Water Works Association, y Linda Bevard. Water Sources. 4. ed. Estados Unidos de América: American Water Works Association, 2010.