APA

American Water Works Association, . (1990). Water quality and treatment: a handbook of community water supplies. New York: McGraw-Hill.

Chicago

American Water Works Association, . 1990. Water quality and treatment: a handbook of community water supplies. New York: McGraw-Hill.

Harvard

American Water Works Association, . (1990). Water quality and treatment: a handbook of community water supplies. New York: McGraw-Hill.

MLA

American Water Works Association, . Water quality and treatment: a handbook of community water supplies. New York: McGraw-Hill. 1990.