Research methods in librarianship :  techniques and interpretation / 
[by] Charles H. Busha [and] Stephen P. Harter. 
 - New York :  Academic Press,  1980. 
 - xii, 417 p. :  ill. ;  24 cm. 
 - Library and information science .
 - Library and information science .
<br/><br/><label>ISBN: </label>0121475506 
<br/><br/><label>LCCN: </label>79-8864 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science--Research--Handbooks, manuals, etc.