Grogan,Denis <br/><br/>
Case Study in Reference Work 
/ by Denis Grogan 
 - London:   Clive Bingley,   1968. 
 - 166p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliuography<br/>Case Studies<br/>Library Science<br/>Reference Work
<br/><br/><label>Dewey Class. No.: </label>025.52  / GRO/C