Cita APA (7th ed.)

Eckenfelder, W. W. (1970). Water quality engineering for practicing engineers. Barnes & Noble.

Cita Chicago (17th ed.)

Eckenfelder, W. Wesley. Water Quality Engineering for Practicing Engineers. New York: Barnes & Noble, 1970.

Cita MLA (9th ed.)

Eckenfelder, W. Wesley. Water Quality Engineering for Practicing Engineers. Barnes & Noble, 1970.