TY  - BOOK
AU  - Singh, Nishant
AU  - Tripathi, Madhusudan
TI  - संचार एवं परिवहन प्रणाली | Sanchar evam parivahan pranali
SN  - 978818891801X
U1  - 302.203 
PY  - 2012///
CY  - Delhi
PB  - Richa Sahitya Sadan 
KW  - Social interaction
ER  -