TY  - BOOK
AU  - Indu Parvathi P.R. 
AU  - Retheesh, Renitha 
TI  - IELS ( Interactive English Learning System)
SN  - 9788177970968
U1  - 488 
PY  - 2006///
CY  - Kerala 
PB  - SISO Books 
KW  - English language
KW  - Study and teaching
KW  - Foreign speakers
KW  - Ability testing
ER  -