TY  - GEN
AU  - Basson,  A.H.
TI  - Introduction to symbolic logic
U1  - 164 
PY  - 1970///
CY  - London
PB  - University tutorial press
KW  - Philosophy
KW  - Symbolic Logic
N1  - [i]---1st Indian Edition, 4th impression. Calcutta : Oxford University press,1981 16.5cm
ER  -