TY  - BOOK
AU  - Gupt .(ghanvat rai.) or Tiwari 
TI  - Vidhuth aur Chumbak - khand -1
U1  - 537 SIN 
PY  - 1965///
CY  - Kasi
PB  - Hindu Vishav Vidhalya
KW  - Physics
ER  -