APA (7th ed.) Citation

Taylor, M. E., & Halley, R. B. (1974). Systematics, environment, and biogeography of some late Cambrian and early Ordovician trilobites from eastern New York State. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Taylor, Michael E., and Robert B. Halley. Systematics, Environment, and Biogeography of Some Late Cambrian and Early Ordovician Trilobites from Eastern New York State. Washington: U.S. Govt. Print. Off, 1974.

MLA (9th ed.) Citation

Taylor, Michael E., and Robert B. Halley. Systematics, Environment, and Biogeography of Some Late Cambrian and Early Ordovician Trilobites from Eastern New York State. U.S. Govt. Print. Off, 1974.