ASSAEL HENRY. (1993). MARKETING PRINCIPLES AND STRATEGY (2ND.). DRYDEN PRESS.
Cita Chicago (17th ed.)ASSAEL HENRY. MARKETING PRINCIPLES AND STRATEGY. 2ND. FORTWORTH: DRYDEN PRESS, 1993.
Cita MLA (9th ed.)ASSAEL HENRY. MARKETING PRINCIPLES AND STRATEGY. 2ND. DRYDEN PRESS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.