Gaya APA
Crawford, A, L., Buranek, A, M. (1943).
The Occurrence of Celestite on the San Rafael Swell Emery County, Utah: Circular No. 25 of the Utah geological and Mineralogical Survey .
Utah:
University of Utah.
Gaya MLA
Crawford, Arthur, L.., Buranek, Alfred, M..
"The Occurrence of Celestite on the San Rafael Swell Emery County, Utah: Circular No. 25 of the Utah geological and Mineralogical Survey".
Utah:
University of Utah,
1943.
Text.