Não informado. (1926). Bulletin of business research. Ohio State University, Bureau of Business Research.
Chicago Style (17. basım) AtıfNão informado. Bulletin of Business Research. Columbus, Ohio: Ohio State University, Bureau of Business Research, 1926.
MLA (8th ed.) AtıfNão informado. Bulletin of Business Research. Ohio State University, Bureau of Business Research, 1926.
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