APA (7th ed.) Citation

Guest, J. E., & Greeley, R. (1977). Geology on the moon (First publ.). Wykeham [u.a.].

Chicago Style (17th ed.) Citation

Guest, John E., and Ronald Greeley. Geology on the Moon. First publ. London [u.a]: Wykeham [u.a.], 1977.

MLA (9th ed.) Citation

Guest, John E., and Ronald Greeley. Geology on the Moon. First publ. Wykeham [u.a.], 1977.