TY - GEN T1 - Improving aircraft safety : FAA certification of commercial passenger aircraft LA - English PP - Washington, D.C. PB - National Academy of Sciences YR - 1980 UL - https://ebooks.jgu.edu.in/Record/ebsco_acadsubs_ocm70773007 OP - 118 CN - TL671.1 .N37 1980eb SN - 0585217858 SN - 9780585217857 SN - 0309030919 SN - 9780309030915 KW - Airplanes : Certification : United States. KW - Aeronautics : Safety measures. KW - Aéronautique : Sécurité : Mesures. KW - HEALTH & FITNESS : Safety. KW - Aeronautics : Safety measures KW - Airplanes : Certification KW - United States KW - Andre fag (naturvidenskab og teknik) : Andre fag ER -