Cita APA (7a ed.)
Smith, S. (2002). Is Direct Marketing the Undiscovered Revenue Stream for Publishers? EContent, 25(7), 44-45.
Cita Chicago Style (17a ed.)
Smith, Steve. "Is Direct Marketing the Undiscovered Revenue Stream for Publishers?" EContent 25, no. 7 (2002): 44-45.
Cita MLA (9a ed.)
Smith, Steve. "Is Direct Marketing the Undiscovered Revenue Stream for Publishers?" EContent, vol. 25, no. 7, 2002, pp. 44-45.
Precaución: Estas citas no son 100% exactas.