Cita APA

Harland, W. B. (1982). Geologic time scale. Cambridge University Press.

Citación estilo Chicago

Harland, W B. Geologic Time Scale. London: Cambridge University Press, 1982.

Cita MLA

Harland, W B. Geologic Time Scale. Cambridge University Press, 1982.

Warning: These citations may not always be 100% accurate.