APA (7e ed.) Bronvermelding

National Industrial Conference Board. (1927). The cost of living in foreign countries.

Chicago (17e ed.) Bronvermelding

National Industrial Conference Board. The Cost of Living in Foreign Countries. New York, 1927.

MLA (8e ed.) Bronvermelding

National Industrial Conference Board. The Cost of Living in Foreign Countries. 1927.

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