00406nam a22001457a 450000500170000000800410001704000100005808200230006824500160009126000430010730000230015044000360017350000340020965000170024320191022061833.0191022b           ||||| |||| 00| 0 eng d  cGSLRC  aCIR 523.1 G34 2000  aGalaxies.    aNew Delhi :bLearners Press,cc2000.    a32 p. : col. ill    nWindow on the universe series    aIncludes glossary and index 
  21. Galaxies