Hanks, Stedman Shumway
Aviation Information Service, 1940
Buku Teks
Warford, Jeremy J., author
Brookings Institution, 1971
Buku Teks
Pearson, Michael W., author
Pearson education, 2015
Buku Teks
Beshara, Tony, author
Amacom, 2011
Buku Teks
Rodrigues, Clarence, author
McGraw-Hill, 2012
Buku Teks