Tài liệu tham khảo WikiPedia: Ghế_tựa_nghiêng http://www.etymonline.com/index.php?term=recliner&... http://www.merriam-webster.com/dictionary/recliner http://dictionary.reference.com/browse/recliner http://www.thefreedictionary.com/recliner https://englishsticky.com/tu-dien-anh-viet/recline... https://sites.google.com/site/itsyourhistoryarchiv... https://www.google.com/patents?id=xD1zAAAAEBAJ&pri...
