Reference collections shelved in the reading room and acquisitions department  classification schedule, classified listing by call number, author and title listing 

 - Cambridge, Mass.  Harvard University Press  1970 
 - 130 p. ; 29 cm. 
 - Widener Library Shelflist  33 .
<br/><br/> 'Comprises updated listings of the two classes originally presented in volume 8, which is hereby superseded.' 
<br/><br/><label>ISBN: </label>0674752015 
<br/><br/><label>LCCN: </label>77-128715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference books--Bibliography--Catalogs