Intenational Encyclopadia of Science and Technology Education, 
Editor, Digumarti Bhaskara Rao 
 - 344 page.  10 cm. 
<br/><br/>Volume-1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopadia--Technology Education,
<br/><br/><label>Dewey Class. No.: </label>503  / INT 2000