TY  - BOOK
AU  - Krishna Kumari
TI  - Science and technology in ancient period / 
SN  - 9789391520373
U1  - 609 
PY  - 2025///
CY  - Delhi : 
PB  - Prashant Publishing House
KW  -  Ancient period
KW  -  Technology
KW  - Science
ER  -