Kelly, Anthony E (ed) & Lesh, Richard A (ed) <br/><br/>
Handbook of research design in mathematics and science education 

 - Lawrence Erlbaum Associates, London  2000 
 - 993 
<br/><br/><label>ISBN: </label>0-8058-3281-5 
<br/><br/><label>Dewey Class. No.: </label>507.1 Kel/Les