000			00330nam a2200157Ia 4500
100			_aSagan/ C./ Leonard/ J.N.
650			_aGeneral
942			_cRB
654			_aPlanets
245			_aPlanets
260			_bTime-life international _aHolland _c1975
082			_a503 _bLif
300			_a200
546			_aENGLISH
999			_c29496 _d29496