.Simon, L. S., & Freimer, M. (1970). Analytical marketing. Harcourt, Brace & World.
Cita Chicago Style (17a ed.).Simon, Leonard S., y Marshall Freimer. Analytical Marketing. New York: Harcourt, Brace & World, 1970.
Cita MLA (9a ed.).Simon, Leonard S., y Marshall Freimer. Analytical Marketing. Harcourt, Brace & World, 1970.