00454nam a2200181Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001700096100001800113245006800131260002000199300000900219650002500228700001900253OSt20260204094843.0250729s1998    xx            000 0 und d  a978-9352634439  cAL  aeng  a372.375 PANO  aPandya Mamata  a Our life our world:environment studies : social studies book 3  aBangalorec1998  a104p  aEnvironmentEducation  aPao Digumurthi