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Astragalus and Oxytropis in Colorado. C.L. Porter. The Effect of DDT, Triton and Xylene Upon the Germination of Some Crop Plants. Dorothy E. Beetle. A Comparison and Critique of Dewey's and Perry's Theories of Value. Paul Crissman. Abstracts of Theses and Graduates Degrees Awarded, January 1949 - June 1951
出版University of Wyoming, the Graduate school
URLhttp://books.google.com.hk/books?id=6-y1XwAACAAJ&hl=&source=gbs_api