TY  - BOOK
AU  - Gupta, R.
TI  - R.Gupta,s popular master guide TTA: paper I and paper II
U1  - 000 
PY  - 2001///
CY  - New Delhi
PB  - Ramesh Publishing House
KW  - Telectommunication -- Guide
KW  - TTA -- Examination
ER  -