00450nam a2200145Ia 4500008004100000020001800041082001500059100001600074245003100090260004400121300001200165942000700177952010300184999001700287190710s9999    xx            000 0 und d  a81-203-3534-9  a372.83 M31  aMangal, S K 0aTeaching of social studies  aNew DelhibPHI Learning Pvt. Ltd.c2015  axvi,456  cBK  00104070aRIEBPLbRIEBPLd2019-07-10l16o372.83 M31p64194r2025-01-30 11:43:25s2025-01-20yBK  c31645d31645