Style de citation APA (7e éd.)

University of Colorado (Boulder campus). Bureau of Business Research, Colorado Springs Chamber of Commerce, & Crampon, L. J. (1953). The Pikes Peak region as a tourist resort.

Style de citation Chicago (17e éd.)

University of Colorado (Boulder campus). Bureau of Business Research, Colorado Springs Chamber of Commerce, et L. J. Crampon. The Pikes Peak Region as a Tourist Resort. Boulder, 1953.

Style de citation MLA (8e éd.)

University of Colorado (Boulder campus). Bureau of Business Research, et al. The Pikes Peak Region as a Tourist Resort. 1953.

Attention : ces citations peuvent ne pas être correctes à 100%.