00266nam a22001217a 4500003000400000005001700004008004100021020001800062040000800080100001900088245002300107260001400130OSt20190606154933.0190606b        xxu||||| |||| 00| 0 eng d  a9780321548337  cN/A  aPaul G. Hewitt  aConceptual Physics  aUSAc2009