APA (7e ed.) Bronvermelding

Langley, B. C. (1994). Refrigerant management: The recovery, recycling, and reclaiming of CFC's. Delmar.

Chicago (17e ed.) Bronvermelding

Langley, Billy C. Refrigerant Management: The Recovery, Recycling, and Reclaiming of CFC's. Albany, NY: Delmar, 1994.

MLA (9e ed.) Bronvermelding

Langley, Billy C. Refrigerant Management: The Recovery, Recycling, and Reclaiming of CFC's. Delmar, 1994.

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