Colvin, I. (2013). Flight 777: The mystery of Leslie Howard / Ian Colvin. Pen & Sword.
Chicago Style (17. basım) AtıfColvin, Ian. Flight 777: The Mystery of Leslie Howard / Ian Colvin. Barnsley: Pen & Sword, 2013.
MLA (8th ed.) AtıfColvin, Ian. Flight 777: The Mystery of Leslie Howard / Ian Colvin. Pen & Sword, 2013.
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