APA Citatie

Hey, N. E. (1987). Natural Gas Applications for Air Pollution Control. The Fairmont.

Chicago Style citaat

Hey, Nelson. E. Natural Gas Applications for Air Pollution Control. Lilburn: The Fairmont, 1987.

MLA citatie

Hey, Nelson. E. Natural Gas Applications for Air Pollution Control. The Fairmont, 1987.

Let op: Deze citaties zijn niet altijd 100% accuraat.