Allgood, Mary Brown <br/><br/>
Demonstration technique 2nd ed 

 - New Delhi  Prentice-Hall Of India  1965 
 - xiv,2,142 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>375.64  / All