Cita APA (7a ed.)

Kearey, P. (1996). New Penguin dictionary of geology. Penguin Books.

Cita Chicago Style (17a ed.)

Kearey, P. New Penguin Dictionary of Geology. London: Penguin Books, 1996.

Cita MLA (9a ed.)

Kearey, P. New Penguin Dictionary of Geology. Penguin Books, 1996.