Cita APA (7th ed.)
Rao, C. S., & Traver, C. G. (1991). Environmental pollution control engineering. New Age International.
Cita Chicago (17th ed.)
Rao, C. S., i Carol Guercio Traver. Environmental Pollution Control Engineering. Kolkata: New Age International, 1991.
Cita MLA (9th ed.)
Rao, C. S., i Carol Guercio Traver. Environmental Pollution Control Engineering. New Age International, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.