APA (7th ed.) Citation

Thornhill, P. (1964). Earth in Orbit (Geography, 2. ed., repr.). Methuen.

Chicago Style (17th ed.) Citation

Thornhill, Patrick. Earth in Orbit. Geography, 2. ed., repr. London: Methuen, 1964.

MLA (9th ed.) Citation

Thornhill, Patrick. Earth in Orbit. Geography, 2. ed., repr. Methuen, 1964.