00707nam a2200205   45000010008000000030008000080050017000160080041000330100017000740400027000910500016001180820016001341000022001502450128001722600044003003000036003445040029003806500053004097000039004622184648BD-DhUL20170611154452.0690709s1969    mnua     b    001 0 eng    a   71075031   aDLCcDLCdDLCdBD-DhUL00aLB1530b.B300a372.83bBAN1 aBarnes, Donald L.10aNew approaches to teaching elementary social studies :bwith illustrative units /cDonald L. Barnes and Arlene B. Burgdorf.  aMinneapolis :bBurgess Pub. Co.;c1969.  avii, 280 p. :billus. ;c27 cm.  aIncludes bibliographies. 0aSocial sciencesxStudy and teaching (Elementary)1 aBurgdorf, Arlene B.ejoint author.