Kolloffel, B. <br/><br/>
Getting the picture:  the role of external representations in simulation-based inquiry learning/ 
Bas Kolloffel 
 - Enschede:  Netherlands organisation for scientific research,  2008. 
 - 92p.:  ill.;  24 cm. 
<br/><br/> Includes appendix and references 
<br/><br/><label>ISBN: </label>97809036527750 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>LC Class. No.: </label>DUCE QA20.C65