000			00320nam a22001337a 4500
008			180216b xxu||||| |||| 00| 0 eng d
020			_a9780205337521
041			_aeng
080			_27th _a37
100			_a47
101			_aEDU
245			_aTeaching and learning elementary social studies _cEllis,A.K
942			_2udc _cBK
999			_c42778 _d42778