TY  - BOOK
AU  - Joseph,H W B.
TI  - An introduction to logic / 
SN  - 9788180902086
U1  - 160 
PY  - 1906///
CY  - Delhi : 
PB  - Bharatiya Kala Prakashan , 
KW  - LOGIC
N1  - Includes index
ER  -