PRIDE WILLIAM M. (1989). MARKETING: CONCEPTS AND STRATEGIES (6TH.). HOUGHTON & MIFFLIN.
Cita Chicago (17th ed.)PRIDE WILLIAM M. MARKETING: CONCEPTS AND STRATEGIES. 6TH. BOSTON: HOUGHTON & MIFFLIN, 1989.
Cita MLA (9th ed.)PRIDE WILLIAM M. MARKETING: CONCEPTS AND STRATEGIES. 6TH. HOUGHTON & MIFFLIN, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.