Handbook of research design in mathematics and science education / 
edited by Anthony E. Kelly and Richard A. Lesh. 
 - Mahwah, N.J. :  Routledge,  c2000. 
 - 993 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references (p. 927-969) and indexes. 
<br/><br/>
<br/><br/><label>ISBN: </label>0805832815 9781138975781 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching--Research.<br/>Science--Study and teaching--Research.
<br/><br/><label>LC Class. No.: </label>QA11  / .H36 2000 
<br/><br/><label>Dewey Class. No.: </label>507.1