Cita APA (7a ed.)

Treatise on invertebrate paleontology. (1969). Treatise on invertebrate paleontology. Geological Survey of America.

Cita Chicago Style (17a ed.)

Treatise on invertebrate paleontology. Treatise on Invertebrate Paleontology. New York - EEUU: Geological Survey of America, 1969.

Cita MLA (8a ed.)

Treatise on invertebrate paleontology. Treatise on Invertebrate Paleontology. Geological Survey of America, 1969.