Não informado. (1926). Bulletin of business research. Ohio State University, Bureau of Business Research.
Chicagoスタイル(17版)引用形式Não informado. Bulletin of Business Research. Columbus, Ohio: Ohio State University, Bureau of Business Research, 1926.
MLA(8版)引用形式Não informado. Bulletin of Business Research. Ohio State University, Bureau of Business Research, 1926.
警告: この引用は必ずしも正確ではありません.