Sobol, Donald J <br/><br/>
Encyclopedia brown tracks them down 
Donald J. Sobol 
 - New York  Random House  1971 
 - 112 p. : ill 
<br/><br/><label>ISBN: </label>9780553157215 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Story
<br/><br/><label>Dewey Class. No.: </label>823.0083 SOB