Shaw, S. J., Willenborg, J. F., & Stanley, R. E. (1971). Marketing management strategy: Cases and problems. Appleton-Century-Crofts.
Cita Chicago (17th ed.)Shaw, Steven J., John F. Willenborg, i Richard E. Stanley. Marketing Management Strategy: Cases and Problems. New York: Appleton-Century-Crofts, 1971.
Cita MLA (8th ed.)Shaw, Steven J., et al. Marketing Management Strategy: Cases and Problems. Appleton-Century-Crofts, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.