APA (7th ed.) Citation

Sealy, K. R. (1968). The Geography of air transport (2., rev. ed., repr.). Hutchinson Univ. Library.

Chicago Style (17th ed.) Citation

Sealy, Kenneth R. The Geography of Air Transport. 2., rev. ed., repr. London: Hutchinson Univ. Library, 1968.

MLA (9th ed.) Citation

Sealy, Kenneth R. The Geography of Air Transport. 2., rev. ed., repr. Hutchinson Univ. Library, 1968.