APA (7e ed.) Bronvermelding

Wein, H. H. Domestic air cargo: Its prospects. Bureau of Business and Economic Research.

Chicago (17e ed.) Bronvermelding

Wein, Harold H. Domestic Air Cargo: Its Prospects. East Lansing: Bureau of Business and Economic Research.

MLA (9e ed.) Bronvermelding

Wein, Harold H. Domestic Air Cargo: Its Prospects. Bureau of Business and Economic Research.

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