Sandoval, Ana María <br/><br/>
Psicobiología 

 - 1a. ed.  
 - Guatemala:  Edit. Sandoval,  1984. 
 - 211 p. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>152 S218