APA (7th ed.) Citation

Kennedy, W. J., Landman, N. H., & Cobban, W. A. (2001). Santonian ammonites from the Blossom Sand in Northeast Texas. American Museum of Natural History.

Chicago Style (17th ed.) Citation

Kennedy, William J., Neil H. Landman, and William A. Cobban. Santonian Ammonites from the Blossom Sand in Northeast Texas. New York, NY: American Museum of Natural History, 2001.

MLA (9th ed.) Citation

Kennedy, William J., et al. Santonian Ammonites from the Blossom Sand in Northeast Texas. American Museum of Natural History, 2001.