Lock, R. Northwood. <br/><br/>
Manual of library economy: a conspectus of professional librarianship for students and practitioners /  

 - London W11 :   Clive Bingley Ltd. ,   1985 
 - 447p ;  
<br/><br/><label>ISBN: </label>0-208-01538-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science 
<br/><br/><label>Dewey Class. No.: </label>2  / L7