APA
Eppen G. D., Floyd Jerome Gould & Charles Schmidt. (1985). Quantitative concepts for management. London: Prentice-Hall International.
Chicago
Eppen Grary D, Floyd Jerome Gould and Charles Schmidt. 1985. Quantitative concepts for management. London: Prentice-Hall International.
Harvard
Eppen G. D., Floyd Jerome Gould and Charles Schmidt. (1985). Quantitative concepts for management. London: Prentice-Hall International.
MLA
Eppen Grary D, Floyd Jerome Gould and Charles Schmidt. Quantitative concepts for management. London: Prentice-Hall International. 1985.