Dyfyniad APA

ZuTavern, A. B., & Bullock, A. E. (1938). The consumer investigates. Commercial Textbook Co. ; H.M. Rowe.

Dyfyniad Arddull Chicago

ZuTavern, A. B., and Albert Ernest Bullock. The Consumer Investigates. South Pasadena, Calif. : Baltimore ; Chicago: Commercial Textbook Co. ; H.M. Rowe, 1938.

Dyfyniad MLA

ZuTavern, A. B., and Albert Ernest Bullock. The Consumer Investigates. Commercial Textbook Co. ; H.M. Rowe, 1938.

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