TY  - BOOK
AU  - Chhatwal,G.R.
TI  - Encyclopaedic history of science and technology.: History of mathematics and computer science 
SN  - 8170418453
AV  - Q121 .E53
PY  - 1994///
CY  - New Delhi
PB  - Anmol publications
KW  - Science
KW  - Encyclopaedias
KW  - Technology
ER  -