00411nam a2200157Ia 4500003000900000008004100009040001600050080001300066100001500079245002200094260004800116300001400164490003000178650002400208650002100232IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a624bOWE  aOwen, R. E 0aRoofscR. E. Owen  aLondonbEnglish Language Book Societyc1975  aix, 104p.  aEssence books on building  a Civil engineering  aNASA Thesaurus