Sign systems for libraries :  solving the wayfinding problem / 
compiled & edited by Dorothy Pollet & Peter C. Haskell. 
 - New York :  R.R. Bowker,  1979. 
 - xii, 271 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliography and index. 
<br/><br/><label>ISBN: </label>0835211495 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library signs.