Hanson, John <br/><br/>
The use of resources / 
John Hanson ; foreword by James Porter 
 - London :  George Allen and Unwin,  1975 
 - iii, 108 p. :  ill., plans ;  23 cm. 
 - Teaching today ;  3 Unwin education books .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0043710271  PND 1.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual education<br/>Instructional materials centers<br/>Teaching--Aids and devices
<br/><br/><label>Dewey Class. No.: </label>371.3