TY  - BOOK
AU  - Gupta,Dhanvantkishor
TI  - Vidhuth aur Chumbak - khand -2/edited by Nandlal Singh
U1  - 537 GUP 
PY  - 1965///
CY  - Varansi
PB  - Hindi Prakashan Samiti
KW  - Physics
ER  -