00450nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001300084100002100097245007300118250001200191260003300203300001500236650001000251650001900261IN-BaIIA211028s9999    xx            000 0 eng d  a0-12-218150-6  cIIA Library  a535bDIT  aDitchburn, R. W. 0aLightcR. W. Ditchburn                                                a3rd ed.  aLondonbAcademic Pressc1976  axxv, 775p.  aLight  aNASA Thesaurus