APA (7e ed.) Bronvermelding

Não informado. (1979). Construction Contracting. Bobit Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Construction Contracting. Redondo Beach, Calif: Bobit Publishing, 1979.

MLA (8e ed.) Bronvermelding

Não informado. Construction Contracting. Bobit Publishing, 1979.

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