TY  - BOOK
AU  - BASSON, A. H
AU  - OCONNOR, D. J
TI  - INTRODUCTION TO SYMBOLIC LOGIC / 
SN  - 195607961
U1  - 164 
PY  - 1978///
CY  - KOLKATA
PB  - OXFORD UNIVERSITY PRESS
KW  - LOGOC SYMBOLIC
ER  -