Bernhardt, K. L. (1988). Cases in marketing management (4ª ed.). Business.
Cita Chicago (17th ed.)Bernhardt, Kenneth L. Cases in Marketing Management. 4ª ed. Business, 1988.
Cita MLA (9th ed.)Bernhardt, Kenneth L. Cases in Marketing Management. 4ª ed. Business, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.