APA引文

Cottam, W. P. (1947). Is Utah Sahara bound? Extension division, University of Utah.

Chicago Style (17th ed.) Citation

Cottam, Walter P. Is Utah Sahara Bound? Salt Lake City: Extension division, University of Utah, 1947.

MLA引文

Cottam, Walter P. Is Utah Sahara Bound? Extension division, University of Utah, 1947.