00426nam a2200157 a 450000500170000002000140001708200160003110000220004710000240006910000240009324500510011725000120016826000460018030000230022650000190024920251203091414.0  a007008176  a371.33bBRO  aBrown, James Wd_  aLewis, Richard Bd_  aHarcleroad, Fred F.  aAV instructionbtechnology, media, and methods  a6th ed.  aNew YorkbMc-Graw Hill Book companyc1985  ax,528p.c24cm.bPB  aincludes index