Uiso, Gasper B. E. <br/><br/>
Library techniques for researchers :  a brief guide / 
[by] Gasper B.E. and Colin Darch. 
 - Rev. ed. 
 - Dar es Salaar :  University Library Service,  1977. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library use studies -- Guide -- Books.--Library use studies -- Guide -- Books.--Library use studies -- Guide -- Books.