TY  - BOOK
AU  - Levin, Richard I.
AU  - Kirkpatrick, Charles A.
TI  - Planning and control with PERT/CPM
U1  - 658.401 L 665 P 
PY  - 1978///
CY  - New Delhi
PB  - TMH
KW  - Planning & control
KW  - Management
ER  -