Abney, A. E. (2007). Wings over Illinois. Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University.
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Chicago-čujuhus (17. p.)
Abney, Arthur E. Wings over Illinois. Carbondale: Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University, 2007.
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MLA-čujuhus (9. p.)
Abney, Arthur E. Wings over Illinois. Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University, 2007.
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