00552nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001600084100001900100245006300119260004800182300001600230650004100246650001100287650002000298650001700318700002300335IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-23906-0  cIIA Library  a523.64bBRA  aBrandt, John C 0aIntroduction to cometscJohn C Brandt and Robert D Chapman  aCambridgebCambridge University Pressc1981  aviii, 246p.  aAstronomy and astrophysics thesaurus  aComets  aPeriodic comets  aSolar system  aChapman, Robert D.