TY  - BOOK
AU  - Gopalakrishnan,K V
TI  - Impact of Science and Technology on Mankind
SN  - 978-81-237-5389-8
U1  - 500.6 
PY  - 2007///
CY  - Kolkata
PB  - National Book Trust
KW  - Technology - Industrial Revolution; Communication - Electronics
ER  -