00465nam a2200169Ia 4500082001700000100001700017245004300034260004800077300001500125500000500140690000600145700000500151952009800156964001700254921000900271999001500280  a501bC678.IN  aCohen, I. B.  aIntroduction to Newton's "Principia"b  aCambridgebCambridge University Pressc1971  axxx, 380p.  a  a   a  00104070aISIbISId1998-09-02l0o501 C678.INpDP8225r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a7801  c7801d7801