TY  - BOOK
AU  - Chhatwal,Gurdeep R.
TI  - Encyclopedia of scientific and technical terms:  : Vol.4
SN  - 81-7041-044-4
AV  - REF T9.E5 1989 Vol.4 
PY  - 1989///
CY  - New Delhi
PB  -  : Anmol Publications Pvt. Ltd
KW  - Technology,
KW  - Dictionaries
ER  -