TY  - BOOK
AU  - Wasan,Rajesh
AU  - Malhotra,Sanjiv
TI  - Junior telecom officer's examination
U1  - 331.381384076 
PY  - 1999///
CY  - Delhi
PB  - Bahri
KW  - Sound
KW  - General science
KW  - Mathematics
ER  -