TY  - BOOK
AU  - Gaur R K., Gupta S L
TI  - ENGINEERING PHYSICS, (*) (DHANPAT RAI)
SN  - 9788190000000
U1  - 530 GAU/GUP 
PY  - 2022///
CY  - DELHI
PB  - DHANPAT RAI & COMPANY
ER  -