APA (7th ed.) Citation
Rao, C. S. (1991). Environmental pollution control engineering (20th ed.). New Age International.
Chicago Style (17th ed.) Citation
Rao, C. S. Environmental Pollution Control Engineering. 20th ed. Kolkata: New Age International, 1991.
MLA (9th ed.) Citation
Rao, C. S. Environmental Pollution Control Engineering. 20th ed. New Age International, 1991.
Warning: These citations may not always be 100% accurate.