00354nam a2200133Ia 4500003000400000008004100004020002300045040000800068100002300076245006400099260003300163300001300196365001100209LDD181029s9999    xx            000 0 und d  a8171008305c310.00  cLDD  aMOHANTY, Sushandya 0aTeaching of science in secondary schoolscSushandya MOHANTY  aNew DelhibDeep & Deepc1996  axii,246p  b310.00