Wolf, A. <br/><br/>
Textbook of Logic 

 - 2 
 - Delhi  Surjeet Publications  1978 
 - 455 
<br/><br/><label>ISBN: </label>9780367142643 
<br/><br/><label>Subjects--Personal Names: </label> General 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General