Howson Colin <br/><br/>
Logic with tress    an introduction to symbolic logic 
Howson Colin 
 - London  Routledge         1997 
 - xiii,167p  cm. 
<br/><br/><label>Standard No.: </label>1,867 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY
<br/><br/><label>Dewey Class. No.: </label>R14, N7