APA (7th ed.) Citation

Perkins, H. C. (1974). Air pollution. McGraw-Hill.

Chicago Style (17th ed.) Citation

Perkins, Henry C. Air Pollution. New York: McGraw-Hill, 1974.

MLA (9th ed.) Citation

Perkins, Henry C. Air Pollution. McGraw-Hill, 1974.

Warning: These citations may not always be 100% accurate.