00574nam a2200169Ia 450000500170000000800410001704100080005808200150006610000270008124500430010826000480015130000090019965000200020870000270022899900190025595201300027420250729165405.0250729s2006    xx            000 0 und d  aeng  a500.7 TULM  aTulasi Padma G9222648  aMethods of Teaching Elementary science  aNew DelhibDiscovery Publishing Housec2006  a359p  aScience9222649  aRao Digumurthi9222650  c235554d235554  00104070aALbALd2025-07-29eSita Book Houseg195.00l0o500.7 TULMpBED00873r2025-07-29 16:54:05v195.00w2025-07-29yBK