TY  - BOOK
AU  - ROY, Bhola Nath
TI  - Text Book of Deductive Logic: Text Book of Deductive Logic, Calcutta : S.C.Sarkar (A), 1968
U1  - 162 
PY  - 1968///
CY  - Calcutta
PB  - S.C.Sarkar (A)
ER  -