TY  - BOOK
AU  - Chatwal,Gurdeep
AU  - Awar,M.
AU  - Narang,K.
TI  - History of science
SN  - 81704084466
U1  - 509 
PY  - 1994///
CY  - Bombay
PB  - Himalaya Pub. House
KW  - Science
KW  - History
KW  - Congresses
ER  -