APA-Zitierstil (7. Ausg.)

Allen, E. T., & Day, A. L. (1927). Steam wells and other thermal activity at "The Geysers", California. Carnegie Institution.

Chicago-Zitierstil (17. Ausg.)

Allen, Eugene Thomas, und Arthur Louis Day. Steam Wells and Other Thermal Activity at "The Geysers", California. Washington: Carnegie Institution, 1927.

MLA-Zitierstil (9. Ausg.)

Allen, Eugene Thomas, und Arthur Louis Day. Steam Wells and Other Thermal Activity at "The Geysers", California. Carnegie Institution, 1927.