00330nam a2200145Ia 4500008004000000041000800040082001000048100001400058245003100072260004300103300000700146650001300153650000800166650001000174210210b1962   xxu||||| |||| 00| 0 eng d  aeng  a560/5  aCHAND (B)  aOur earth and the universe  aNew DelhibAsia Publishing Housec1962  a94  auniverse  aOur  aearth