Allgood, Mary Brown <br/><br/>
Demonstration techniques 

 - 2nd ed. 
 - New delhi  Prentice Hall of India  1965 
 - xiv,142p. 
<br/><br/><label>ISBN: </label> 6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Methods of instruction<br/>Teaching methods
<br/><br/><label>Dewey Class. No.: </label>371.3  / ALL