THE PHYSICAL SCIENCES :   LIGHT AND  ELECTROMAGNETIC SPECTRUM/  
C.V.E.S.A. 
 - MEXICO:   C.V.E.  1986 
 - 1 VIDEO (VHS) (12M) COL. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.ONDAS LUMINOSAS.<br/>2.ANALISIS ESPECTRAL.
<br/><br/><label>Dewey Class. No.: </label>C 603 C45 V.9