Cherington, P. T. (1920). The elements of marketing. The Macmillan company.
Cita Chicago Style (17a ed.)Cherington, Paul Terry. The Elements of Marketing. New York: The Macmillan company, 1920.
Cita MLA (8a ed.)Cherington, Paul Terry. The Elements of Marketing. The Macmillan company, 1920.
Precaución: Estas citas no son 100% exactas.