Physical science  [videorecording] / 
Discovery Channel 
 - [S.l.] :  Discovery Channel,  2003 
 - 4 videodisc (VCD) :  sd., col. ;  12 cm. + 4 user's guide 
 - Science Video Library Series .
<br/><br/> Chemistry -  Physics -  Energy I -  Energy II  series 1.  series 2.  series 3.  series 4. 
<br/><br/><label>ISBN: </label> RM2575.00