Cita APA (7a ed.)
Stone, B. (1988). Successful Direct Marketing Methods (4. ed.). NTS Business Books.
Cita Chicago Style (17a ed.)
Stone, Bob. Successful Direct Marketing Methods. 4. ed. Lincolnwood: NTS Business Books, 1988.
Cita MLA (9a ed.)
Stone, Bob. Successful Direct Marketing Methods. 4. ed. NTS Business Books, 1988.
Precaución: Estas citas no son 100% exactas.