Cita APA

Kier, P. M., & Kier, P. M. (1963). Tertiary echinoids from the Caloosahatchee and Tamiami formations of Florida. Washington: Smithsonian Institution.

Citación estilo Chicago

Kier, Porter M., y Porter M. Kier. Tertiary Echinoids From the Caloosahatchee and Tamiami Formations of Florida. Washington: Smithsonian Institution, 1963.

Cita MLA

Kier, Porter M., y Porter M. Kier. Tertiary Echinoids From the Caloosahatchee and Tamiami Formations of Florida. Washington: Smithsonian Institution, 1963.