APA (7th ed.) Citation

Frederick, J. H. (1946). Commercial air transportation (Rev. ed.). R. D. Irwin.

Chicago Style (17th ed.) Citation

Frederick, John H. Commercial Air Transportation. Rev. ed. Chicago: R. D. Irwin, 1946.

MLA (9th ed.) Citation

Frederick, John H. Commercial Air Transportation. Rev. ed. R. D. Irwin, 1946.