00305nam a22001337a 4500003000400000005001700004008004100021040000900062082001200071100001300083245002400096260004000120300001100160OSt20260802221357.0260802b        |||||||| |||| 00| 0 eng d  cLIRC  a531 RAV  aRavi, R.  aInteractive Physics  aNew DelhibMTG Learning Mediac1985  a206 p.