Cita APA (7a ed.)

Williams, T. E. (1963). Fusulinidae of the hueco group (lower permian) hueco mountains, Texas. Peabody Museum of Natural History Yale University.

Cita Chicago Style (17a ed.)

Williams, Thomas Ellis. Fusulinidae of the Hueco Group (lower Permian) Hueco Mountains, Texas. New Haven, Connecticut.: Peabody Museum of Natural History Yale University, 1963.

Cita MLA (8a ed.)

Williams, Thomas Ellis. Fusulinidae of the Hueco Group (lower Permian) Hueco Mountains, Texas. Peabody Museum of Natural History Yale University, 1963.