Davinson, Donald <br/><br/>
Reference service /  
Donald Davinson. 
 - 235 ;  24 cm. 
<br/><br/><label>ISBN: </label>085157291X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library and information sciences
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Reference services.<br/>Information services.<br/>Indexing.<br/>Evaluation.<br/>Control samples.
<br/><br/><label>Dewey Class. No.: </label>025.52  / D249