Garratt, Bob <br/><br/>
Thinking and reasoning 

 - Oxford  Blackwell  1994 
 - 389p. 
<br/><br/><label>ISBN: </label> RS 635.00 
<br/><br/><label>Source: </label> RS 635.00 
<br/><br/><label>Dewey Class. No.: </label>153.4 GAR