TY  - BOOK
AU  - Van, Valkenberg.,
TI  - Network analysis
SN  - 9788120301566
U1  - 621.31921 VAN  
PY  - 1974///
CY  - New Delhi
PB  - Prentice-Hall of India.
N1  - Includes index; Bibliography: p. 544-551
UR  - http://img6.flixcart.com/img/584/9788131701584.jpg
ER  -