Tohutoro APA (7th ed.)
Rao, C. S. (1991). Environmental pollution control engineering. New Age International.
Tohutoru Kātū Chicago (17th ed.)
Rao, C. S. Environmental Pollution Control Engineering. New Delhi: New Age International, 1991.
Tohutoro MLA (9th ed.)
Rao, C. S. Environmental Pollution Control Engineering. New Age International, 1991.
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