00489nam a2200157 a 4500001001400000003000400014008004100018020001500059050002100074100002300095245008000118260003300198300001900231650002700250650005400277vtls000000951MTX890620s1990    maua     b    00110 eng    a024080021400aTK6650bB47 19901 aBernard, Robert L.10aPractical videography : field systems and troubleshooting /cRobert Bernard  aBoston :bFocal Press,c1990  a192 p. :bill. 0aTelevisionxRepairing. 0aTelevisionxProduction and directionxField work.