APA (7th ed.) Citation

(1982). A geologic time scale (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

A Geologic Time Scale. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1982.

MLA (9th ed.) Citation

A Geologic Time Scale. 1. publ. Cambridge Univ. Press, 1982.