Cita APA

Mills, E. A. (1926). Romance of geology. Doubleday, Page & company.

Citación estilo Chicago

Mills, Enos Abijah. Romance of Geology. Garden City, N.Y: Doubleday, Page & company, 1926.

Cita MLA

Mills, Enos Abijah. Romance of Geology. Doubleday, Page & company, 1926.