00273nam a22001097a 4500008004100000020001800041041000800059080001500067100000700082101000800089245006600097181031b        xxu||||| |||| 00| 0 eng d  a9780321086679  aeng  25  tha316  a50  aSOC  aElementary   Social  Studies  A  Practical  GuidecChapin.j.R