TY  - GEN
AU  - Roy, K.D.
TI  - Snatakiya Tarhit Vijnana O Adhunik Padartha Vijnana
U1  - 537 
PY  - 1990///
CY  - Calcutta
PB  - Indian Book Concern
KW  - PHY.- -ELECTRI. & ELECTRO
ER  -