Παραπομπή APA
Jackson, J. H. b. 1., Sanders, T. H. b. 1., & Sproul, A. H. (1931). Bookkeeping and business knowledge: Second year course. Boston: Ginn and Company.
Παραπομπή Chicago StyleJackson, J. Hugh b. 1891, Thomas Henry b. 1885 Sanders, and Alexander Hugh Sproul. Bookkeeping and Business Knowledge: Second Year Course. Boston: Ginn and Company, 1931.
Παραπομπή MLAJackson, J. Hugh b. 1891, Thomas Henry b. 1885 Sanders, and Alexander Hugh Sproul. Bookkeeping and Business Knowledge: Second Year Course. Boston: Ginn and Company, 1931.
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