Cita APA (7a ed.)

Schopf,Thomas J.M. (1972). Models in paleobiology. Freeman,Cooper and Co.

Cita Chicago Style (17a ed.)

Schopf,Thomas J.M. Models in Paleobiology. California - EEUU: Freeman,Cooper and Co, 1972.

Cita MLA (8a ed.)

Schopf,Thomas J.M. Models in Paleobiology. Freeman,Cooper and Co, 1972.