APA (7th ed.) Citation

Bryan, T. S. (1991). The geysers of Yellowstone (2nd rev. ed.). University Press of Colorado.

Chicago Style (17th ed.) Citation

Bryan, T. Scott. The Geysers of Yellowstone. 2nd rev. ed. Niwot, Colo.: University Press of Colorado, 1991.

MLA (9th ed.) Citation

Bryan, T. Scott. The Geysers of Yellowstone. 2nd rev. ed. University Press of Colorado, 1991.