Eppen, G. D., Gould, F. J., & Schmidt, C. P. (1987). Introductory management science (2nd ed.). Prentice-Hall.
Cita Chicago (17th ed.)Eppen, Gary D., Floyd Jerome Gould, i C. P. Schmidt. Introductory Management Science. 2nd ed. Englewood Cliffs, NJ: Prentice-Hall, 1987.
Cita MLA (9th ed.)Eppen, Gary D., et al. Introductory Management Science. 2nd ed. Prentice-Hall, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.