APA (7th ed.) Citation
Rao. M N. & Rao H V N. (1989). Air pollution. Tata McGraw-Hill.
Chicago Style (17th ed.) Citation
Rao. M N. and Rao H V N. Air Pollution. New Delhi: Tata McGraw-Hill, 1989.
MLA (9th ed.) Citation
Rao. M N. and Rao H V N. Air Pollution. Tata McGraw-Hill, 1989.
Warning: These citations may not always be 100% accurate.