Craf, J. R. (1957). Introduction to business. Holt.
Cita Chicago Style (17a ed.)Craf, John Riley. Introduction to Business. New York: Holt, 1957.
Cita MLA (9a ed.)Craf, John Riley. Introduction to Business. Holt, 1957.
Precaución: Estas citas no son 100% exactas.