TY  - BOOK
AU  - NCERT
TI  - Physics part - i: : for class xii
SN  - 81-7450-631-4
U1  - 530 N213P 
PY  - 2013///
CY  - New Delhi
PB  - : NCERT
KW  - Physics part - i-textbook -class12th
UR  - https://ncert.nic.in/textbook.php?leph1=ps-8
ER  -