Kollat, D. T., Blackwell, R. D., & Robeson, J. F. (1972). Strategic marketing. Holt, Rinehart and Winston.
Cita Chicago (17th ed.)Kollat, David T., Roger D. Blackwell, i James F. Robeson. Strategic Marketing. Nueva York: Holt, Rinehart and Winston, 1972.
Cita MLA (9th ed.)Kollat, David T., et al. Strategic Marketing. Holt, Rinehart and Winston, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.