APA ציטוט

Droste, L. A. (1964). Economic future of southern Colorado. Business Research Division at the University of Colorado.

Chicago Style (17th ed.) Citation

Droste, Leo A. Economic Future of Southern Colorado. [Boulder]: Business Research Division at the University of Colorado, 1964.

ציטוט MLA

Droste, Leo A. Economic Future of Southern Colorado. Business Research Division at the University of Colorado, 1964.