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دليل المستخدم
Rouaghe، F.، و Keskes، S. (2016). Language Barriers at the Airway: What the Specialized Helicopter School Aviators Need to Know on Board. الأثر، ع25 ، 55 - 69. مسترجع من http://search.mandumah.com/Record/804694
Rouaghe، Fouzia، و Said Keskes. "Language Barriers At the Airway: What the Specialized Helicopter School Aviators Need to Know On Board." الأثر ع25 (2016): 55 - 69. مسترجع من http://search.mandumah.com/Record/804694