TY  - BOOK
AU  - Upadhyay, Rajeev Ranjan
TI  - Sanchar Madhyamon Ke Liye Vigyan Katha
U1  - 891.43301 UPA / SAN  
PY  - 2000///
CY  - Faizabad
PB  - Bhartiya Vigyan Katha Lekhak Samiti
ER  -