Howson, Colin. <br/><br/>
Logic with trees  an introduction to symbolic logic /  [electronic resource] : 
Colin Howson. 
 - London ;  New York :  Routledge,  1997. 
 - xiii, 197 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [189]-190) and indexes. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2005. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>BC135  / .H68 1997eb 
<br/><br/><label>Dewey Class. No.: </label>160