000 00330nam a2200145Ia 4500
020 _a0153097833
082 _b175
_a300
100 _a"Dr. Richard G. Boehm"
245 0 _aHarcourt Brace Social Studies
260 _aUSA
_c2000
300 _a247
944 _cR
999 _c349681
_d349681