Basson, A. H.  <br/><br/>
Introduction to symbolic logic 
A. H. Basson & D. J. O' Connor 
 - 3rd. ed. 
 - Calcutta  Oxford University Press  1981 
 - 175p. 
<br/><br/> include index 
<br/><br/><label>ISBN: </label> Rs.17 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology- logic
<br/><br/><label>Dewey Class. No.: </label>160  / BAS