Cita APA

Wentz, W. B., & Eyrich, G. I. (1970). Marketing: Theory and application. New York: Harcourt, Brace & World.

Citación estilo Chicago

Wentz, Walter B., y Gerald I. Eyrich. Marketing: Theory and Application. New York: Harcourt, Brace & World, 1970.

Cita MLA

Wentz, Walter B., y Gerald I. Eyrich. Marketing: Theory and Application. New York: Harcourt, Brace & World, 1970.