TY  - BOOK
AU  - Ojha, D D
AU  - Satya Prakash
TI  - Doorsanchar evam soochna praudyogiki
SN  - 81-88139-02-5
U1  - 384 21st
PY  - 2001///
CY  - Delhi
PB  - Gyan Ganga
KW  - Telecomunication; Information display system; Information technology
ER  -