TY  - BOOK
AU  - Mount,Ellis
TI  - Milestones in science and technology: the ready reference guide to discoveries, inventions,and facts
SN  - 9788173712074
PY  - 2000///
CY  - India
PB  - Universities press limited
KW  - Inventions in science and technology
KW  - Science-Inventions and discoveries
ER  -