Wiest, J. D., & Levy, F. K. (1977). Management guide to PERT/CPM (2nd ed.). Prentice Hall of India.
Chicago Style aipamenaWiest, Jerome D., and Ferdinand K. Levy. Management Guide to PERT/CPM. 2nd ed. New Jersey: Prentice Hall of India, 1977.
MLA aipamenaWiest, Jerome D., and Ferdinand K. Levy. Management Guide to PERT/CPM. 2nd ed. Prentice Hall of India, 1977.
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