Duke, G. R. (1998). Air traffic control / Graham Duke (7th ed.). Ian Allan.
Chicago Style (17th ed.) CitationDuke, G. R. Air Traffic Control / Graham Duke. 7th ed. Shepperton: Ian Allan, 1998.
MLA (9th ed.) CitationDuke, G. R. Air Traffic Control / Graham Duke. 7th ed. Ian Allan, 1998.
Warning: These citations may not always be 100% accurate.