00581nam a2200205Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001500096100002000111245003200131260002000163300000900183650002000192942001300212999001900225952013100244OSt20251125112056.0250729s2005    xx            000 0 und d  a978-8120700406  cAL  aeng  a500.7 DASS  aDas R C9224766  aScience teaching in schools  aNew Delhic2005  a264p  aScience9224767  2ddccBED  c236578d236578  00104070aALbALd2025-07-29eManagement Booksg125.00l0o500.7 DASSpBED01897r2025-07-29 16:54:56v125.00w2025-07-29yBK