Thesis (Ph.D.)--University of Michigan, 1953.
Bibliography: p. 206-218.
Microfilm. Ann Arbor, Mich. : University Microfilms, 1953. 1 microfilm reel : positive ; 35 mm. Microfilm. Ann Arbor, Mich. : University Microfilms, 1953. 1 microfilm reel : positive ; 35 mm. Microfilm. Ann Arbor, Mich. : University Microfilms, 1953. 1 microfilm reel : positive ; 35 mm. Microfilm. Ann Arbor, Mich. : University Microfilms, 1953. 1 microfilm reel : positive ; 35 mm. Microfilm. Ann Arbor, Mich. : University Microfilms, 1953. 1 microfilm reel : positive ; 35 mm.
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