Gilbert, Steven W. <br/><br/>
Model building and definition of science 

 - 73-79 
 - 28, No. 1, 1991 
<br/><br/>Julio 1993 
 = JOURNAL OF RESEARCH IN SCIENCE TEACHING 
<br/><br/><label>Encabezamiento--Término de Indización: </label>EDUCACION CIENTIFICA