MARC record
http://lib.plk1984.edu.hk/opac/marc?rcn=APVJ
--mm us eng
++000 00000nmm a2200000 a 4500
++090 |a530 WHA
++245 10 |aWhat is Energy ? |h[DVD]
++250 |a1st ed.
++260 |aHuntsville:|bEducational Video Network,|c[n.d.]
++300 |a1 DVD:|bsd., col.;|c4 3/4 in.
++690 |aPhysics_物理