Bakken, H. H., & Schaars, M. A. (1937). Economics of co- operative maketing. Mc Graw- Hill Book Company Inc.
Chicago Style aipamenaBakken, Henry H., and Marvin A. Schaars. Economics of Co- Operative Maketing. New York: Mc Graw- Hill Book Company Inc, 1937.
MLA aipamenaBakken, Henry H., and Marvin A. Schaars. Economics of Co- Operative Maketing. Mc Graw- Hill Book Company Inc, 1937.
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