00433nam a2200145Ia 4500008004100000020001800041082001500059100002200074245002800096260003700124300001200161942000700173952009000180999001700270190710s9999    xx            000 0 und d  a81-7541-613-0  a372.351 B2  aBanga, Chaman Lal 0aTeaching of mathematics  aDelhibShipra Publicationsc2012  axii,276  cBK  00104070aRIEBPLbRIEBPLd2019-07-10l0o372.351 B2p62116r2019-07-10 00:00:00yBK  c29567d29567