Oliver, G. (1980). Marketing Today. prentice-hall international INC.
Cita Chicago Style (17a ed.)Oliver, Gordon. Marketing Today. london: prentice-hall international INC, 1980.
Cita MLA (9a ed.)Oliver, Gordon. Marketing Today. prentice-hall international INC, 1980.
Precaución: Estas citas no son 100% exactas.