TY  - BOOK
AU  - Konar Nira
TI  - English Language Laboratories 
SN  - 978-8120343429
SN  - 978812034
U1  - 428KON 
PY  - 2011///
CY  - New Delhi
PB  - PHI Learning 
KW  - Communication in engineering
KW  - English language
KW  - Technical English
ER  -