Shapes and polarities of molecules 

 - Berkeley :   University of California Press,  1989 
 - 1 videotape, 20 mins, a color 
 - Ward's Chem Study Videos \ Films;   22 : .
<br/><br/>Química 
<br/><br/><label>Subjects--Topical Terms: </label><br/>QUIMICA --INVESTIGACIONES