APA (7th ed.) Citation

Stevens, C. H., & Stone, P. (2007). The Pennsylvanian-early Permian Bird Spring carbonate shelf, Southeastern California: Fusulinid biostratigraphy, paleogeographic evolution, and tectonic implications. Geological Society of America.

Chicago Style (17th ed.) Citation

Stevens, Calvin H., and Paul Stone. The Pennsylvanian-early Permian Bird Spring Carbonate Shelf, Southeastern California: Fusulinid Biostratigraphy, Paleogeographic Evolution, and Tectonic Implications. Boulder, Colo.: Geological Society of America, 2007.

MLA (9th ed.) Citation

Stevens, Calvin H., and Paul Stone. The Pennsylvanian-early Permian Bird Spring Carbonate Shelf, Southeastern California: Fusulinid Biostratigraphy, Paleogeographic Evolution, and Tectonic Implications. Geological Society of America, 2007.