Cita APA (7a ed.)

Nonhebel, G.. (1972). Gas purification processes for air pollution control: By specialist contributors (2a. ed.). Newnes-Butterworths.

Cita Chicago Style (17a ed.)

Nonhebel, Gordon. Gas Purification Processes for Air Pollution Control: By Specialist Contributors. 2a. ed. London: Newnes-Butterworths, 1972.

Cita MLA (9a ed.)

Nonhebel, Gordon. Gas Purification Processes for Air Pollution Control: By Specialist Contributors. 2a. ed. Newnes-Butterworths, 1972.