Penland Patrick R. <br/><br/>
Communication research for librians 

 - Pittsburgh  University of pittsburth        1972 
 - 129p  cm. 
<br/><br/><label>Standard No.: </label>77731 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:97:f3, L2