APA (7e ed.) Bronvermelding

Berkman, F. W. Selling today's resorts in tomorrow's market. Hotel Sales Management Association.

Chicago (17e ed.) Bronvermelding

Berkman, Frank W. Selling Today's Resorts in Tomorrow's Market. New York: Hotel Sales Management Association.

MLA (9e ed.) Bronvermelding

Berkman, Frank W. Selling Today's Resorts in Tomorrow's Market. Hotel Sales Management Association.

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