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Howard_Hughes Tham khảoThực đơn
Howard_Hughes Tham khảoLiên quan
Howard Gardner Howard Finkel Howard Webb Howard Bach Howard Menger Howard Bayless Howard Lake, Minnesota Howard Humphries Howard Goddard Howard, Quận Tama, IowaTài liệu tham khảo
WikiPedia: Howard_Hughes http://www.projectjennifer.at/ http://history1900s.about.com/od/people/p/hughes.h... http://www.flyingmag.com/photo-gallery/photos/51-h... http://digital.library.unlv.edu/hughes/ http://www.aircharter.co.uk/howard-hughes-history-... http://www.spartacus.schoolnet.co.uk/JFKhughesH.ht... https://www.imdb.com/name/nm0400652/ https://web.archive.org/web/20130603144329/http://... https://www.minneapolisfed.org/community/financial...