TY  - BOOK
AU  - R. Gupta 
TI  - Popular master guide T.T.A.: Telecommunications Techhnical Assistant Examnation 
U1  - 000 
PY  - 2001///
CY  - New Delhi 
PB  - Ramesh Publishing House 
KW  - Basic engineering
KW  - Reasioning and aptitudes test
ER  -