Montgomery, D. B., & Urban, G. (1969). Management science in marketing. Prentice-Hall.
Cita Chicago (17th ed.)Montgomery, David Bruce, i Glen Urban. Management Science in Marketing. Englewood Cliffs, N.J: Prentice-Hall, 1969.
Cita MLA (9th ed.)Montgomery, David Bruce, i Glen Urban. Management Science in Marketing. Prentice-Hall, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.