TY  - BOOK
AU  - Wiest Jerome D
AU  - Levy F.K.
TI  - Management guide to PERT / CPM : with GERT/DDM/DCPM and other network
U1  - 658.502 96 
PY  - 1977///
CY  - New Delhi
PB  - Prentice Hall of India pvt. ltd.
KW  - Management
ER  -