Rao, C. S. (2006). Environmental Pollution Control Engineering (2nd ed.). New Age International.
Cita Chicago (17th ed.)Rao, C. S. Environmental Pollution Control Engineering. 2nd ed. New Delhi: New Age International, 2006.
Cita MLA (9th ed.)Rao, C. S. Environmental Pollution Control Engineering. 2nd ed. New Age International, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.