TY  - BOOK
AU  - Vajravelu, S.
AU  - Vijaya,  K.
TI  - à®à®²à¯à®µà®¿à®¯à®¿à®©à¯ à®ªà¯à®¤à¯à®®à¯à®ªà¯ à®ªà¯à®à¯à®à¯à®à®³à¯ 
U1  - 370 
PY  - 2006///
CY  - Chennai
PB  - Jothi Puthaka Nilaiyam
KW  - Education
N1  - WRN
ER  -