Handbook of research design in mathematics and science education  [electronic resource] / 
edited by Anthony E. Kelly, Richard A. Lesh. 
 - Mahwah, N.J. :  Routledge,  2000. 
 - 1 online resource. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>9780805832815 9780585266770 (electronic bk.) 
<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  / .H256 2000