APA (7e ed.) Bronvermelding
Rao, P. (2002). Environmental engineering (3rd ed.). Prentice-Hall.
Chicago (17e ed.) Bronvermelding
Rao, P.Venugopala. Environmental Engineering. 3rd ed. New Delhi: Prentice-Hall, 2002.
MLA (9e ed.) Bronvermelding
Rao, P.Venugopala. Environmental Engineering. 3rd ed. Prentice-Hall, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.