APA (7th ed.) Citation

Nonhebel, G. (1972). Gas purification processes for air pollution control (2nd ed.). Newnes-Butterworths.

Chicago Style (17th ed.) Citation

Nonhebel, Gordon. Gas Purification Processes for Air Pollution Control. 2nd ed. London: Newnes-Butterworths, 1972.

MLA (9th ed.) Citation

Nonhebel, Gordon. Gas Purification Processes for Air Pollution Control. 2nd ed. Newnes-Butterworths, 1972.

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