APA
Wiest J., Levy F., . (1982). A Management Guide To PERT/CPM : With GERT/PDM/DCPM And Othe. : Prentice Hall Of India Pvt. Ltd. New Delhi.
Chicago
Wiest JD, Levy FK, . 1982. A Management Guide To PERT/CPM : With GERT/PDM/DCPM And Othe. : Prentice Hall Of India Pvt. Ltd. New Delhi.
Harvard
Wiest J., Levy F., . (1982). A Management Guide To PERT/CPM : With GERT/PDM/DCPM And Othe. : Prentice Hall Of India Pvt. Ltd. New Delhi.
MLA
Wiest JD, Levy FK, . A Management Guide To PERT/CPM : With GERT/PDM/DCPM And Othe. : Prentice Hall Of India Pvt. Ltd. New Delhi. 1982.