Kier, P. M., & Kier, P. M. (1963). Tertiary echinoids from the Caloosahatchee and Tamiami formations of Florida. Washington: Smithsonian Institution.
Chicago Style CitationKier, Porter M., and Porter M. Kier. Tertiary Echinoids From the Caloosahatchee and Tamiami Formations of Florida. Washington: Smithsonian Institution, 1963.
MLA CitationKier, Porter M., and Porter M. Kier. Tertiary Echinoids From the Caloosahatchee and Tamiami Formations of Florida. Washington: Smithsonian Institution, 1963.
Warning: These citations may not always be 100% accurate.