(1938). Dissertation abstracts: Section A: Humanities and social sciences. Ann Arbor, Michigan: University Microfilms International.
Citación estilo ChicagoDissertation Abstracts: Section A: Humanities and Social Sciences. Ann Arbor, Michigan: University Microfilms International, 1938.
Cita MLADissertation Abstracts: Section A: Humanities and Social Sciences. Ann Arbor, Michigan: University Microfilms International, 1938.
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