Abney, A. E. (2007). Wings over Illinois. Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University.

Abney, Arthur E. Wings over Illinois. Carbondale: Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University, 2007.

Abney, Arthur E. Wings over Illinois. Southern Illinois University Press : published for the Department of Aviation Management and Flight, Southern Illinose University, 2007.