TY  - BOOK
AU  - Elmaghraby,Salah Eldin
TI  - Activity networks: project planning and control by network models 
SN  - 0471238619
U1  - 658.4032 21
PY  - 1977///].
CY  - New York: 
PB  - John Wiley & Sons, 
KW  - Network analysis (Planning)
N1  - "A Wiley-Interscience publication."; Includes bibliography and index
ER  -