APA (7e ed.) Bronvermelding

Não informado. (1952). Refrigeration service and contracting. Refrigeration Service Engineers Society.

Chicago (17e ed.) Bronvermelding

Não informado. Refrigeration Service and Contracting. Chicago, Ill: Refrigeration Service Engineers Society, 1952.

MLA (8e ed.) Bronvermelding

Não informado. Refrigeration Service and Contracting. Refrigeration Service Engineers Society, 1952.

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