Cita APA (7a ed.)
Bryan, T. S., & Pratt, D. (2008). The geysers of Yellowstone (Fourth edition.). University Press of Colorado.
Cita Chicago Style (17a ed.)
Bryan, T. Scott, y Daniel Pratt. The Geysers of Yellowstone. Fourth edition. Boulder, Colorado: University Press of Colorado, 2008.
Cita MLA (9a ed.)
Bryan, T. Scott, y Daniel Pratt. The Geysers of Yellowstone. Fourth edition. University Press of Colorado, 2008.
Precaución: Estas citas no son 100% exactas.