APA (7e ed.) Bronvermelding

Goeldner, C. R. (1978). The airline skier, 1977-78 season: A comparison of the skiers traveling by commercial air in five skier studies conducted at Aspen, Vail, Steamboat, Winter Park and Copper Mountain. Business Research Division, University of Colorado.

Chicago (17e ed.) Bronvermelding

Goeldner, Charles R. The Airline Skier, 1977-78 Season: A Comparison of the Skiers Traveling by Commercial Air in Five Skier Studies Conducted at Aspen, Vail, Steamboat, Winter Park and Copper Mountain. Boulder, Colo.: Business Research Division, University of Colorado, 1978.

MLA (8e ed.) Bronvermelding

Goeldner, Charles R. The Airline Skier, 1977-78 Season: A Comparison of the Skiers Traveling by Commercial Air in Five Skier Studies Conducted at Aspen, Vail, Steamboat, Winter Park and Copper Mountain. Business Research Division, University of Colorado, 1978.

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