Reference books. 

 - Baltimore :  Enoch Pratt Free Library. 
 - [1st]-   ed. 
<br/><br/> "A brief guide for students and other users of the library" (varies). 
<br/><br/><label>ISSN: </label>0196-0962 
 =  (Baltimore) 
<br/><br/><label>LCCN: </label>54004633 /L/r862 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference books -- Bibliography.--Reference books -- Bibliography.
<br/><br/><label>LC Class. No.: </label>Z1035.1  / .E5 
<br/><br/><label>Dewey Class. No.: </label>016