APA (7th ed.) Citation

Frederick, J. H. (1951). Commercial air transportation (3d ed.). Irwin.

Chicago Style (17th ed.) Citation

Frederick, John H. Commercial Air Transportation. 3d ed. Chicago: Irwin, 1951.

MLA (9th ed.) Citation

Frederick, John H. Commercial Air Transportation. 3d ed. Irwin, 1951.

Warning: These citations may not always be 100% accurate.