Eris, R. L., & Baker, B. (1963). Introduction to PERT-CPM. Richard D Irwin.
Chicago Style aipamenaEris, Reue L., and Bruce Baker. Introduction to PERT-CPM. New York: Richard D Irwin, 1963.
MLA aipamenaEris, Reue L., and Bruce Baker. Introduction to PERT-CPM. Richard D Irwin, 1963.
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