Nicerson, Raymond S. <br/><br/>
Enseņar a pensar : aspectos de la a 

<br/><br/><label>LCCN: </label>TIPO-1=008  220711s0000\\ck\||||g\\\||||\||spa\d 
<br/><br/><label>Dewey Class. No.: </label>370.152  / N632e