Não informado. (1965). Water and pollution control. Southam Business Publications.
Chicago (17e ed.) BronvermeldingNão informado. Water and Pollution Control. Don Mills, Canada: Southam Business Publications, 1965.
MLA (8e ed.) BronvermeldingNão informado. Water and Pollution Control. Southam Business Publications, 1965.
Let op: Deze citaties zijn niet altijd 100% accuraat.