00679nam a2200205Ia 4500003000900000008004100009020001800050040001600068080001600084100002500100245008900125260002700214300001500241650001800256650004100274650002200315942000700337999001500344952011400359IN-BaIIA211028s9999    xx            000 0 eng d  a0-910533-00-8  cIIA Library  a521.03bHAR  aHarwit, Martin97978 0aAstrophysical conceptscMartin Harwit                                                 aIthacabConceptsc1973  axiv, 561p.  aAstronomy980  aAstronomy and astrophysics thesaurus  aAstrophysics9794  cBK  c8014d8014  00104070aBANbBANcGENd1984-12-04l2o521.03/ HARp8839r2025-04-01s2025-01-17w1984-12-04yBKG£ 16.15