00507nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001800084100001400102245010300116260003700219300001600256650004100272650001200313650001200325IN-BaIIA211028s9999    xx            000 0 eng d  a81-212-0458-5  cIIA Library  a5:061.22bPAL  aPal, Yash 0aScience in societybsome perspectivescYash Pal                                                     aNew DelhibGyan Publishingc1993  axvii, 405p.  aAstronomy and astrophysics thesaurus  aScience  aSociety