Studies of the Permian Phosphoria Formation and Related Rocks, Great Basin - Rocky Mountain Region. USGS Professional Paper 1163-A,B,C,D
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- United States Government Printing Office, 1979
United States Government Printing Office, 1979. Very Good. Wardlaw, Bruce R. Studies of the Permian Phosphoria Formation and Related Rocks, Great Basin - Rocky Mountain Region. USGS Professional Paper 1163-A,B,C,D. Washington D.C.: United States Government Printing Office, 1979. 22pp. 4to. Softcover. Book condition: Very good.