University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. (1966). Dissertation Abstracts International. University Microfilms International.
Cita Chicago Style (17a ed.)University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. Dissertation Abstracts International. Ann Arbor, Mich: University Microfilms International, 1966.
Cita MLA (8a ed.)University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. Dissertation Abstracts International. University Microfilms International, 1966.
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