Galvin Thomas J. <br/><br/>
Problems in reference service :  case studies in method and policy / 
Thomas J. Galvin 
 - New York :  R.R. Bowker Company,  1965. 
 - xix, 175 pages :  24 cm. 
<br/><br/><label>ISBN: </label>835200760 
<br/><br/><label>LC Class. No.: </label>Z 711 G35 1966 CIRC