Cita APA

Symposium on North American Paleontological Convention Chicago). (1971). Cretaceous biogeography. Lawrence, Kan.: Allen Press.

Citación estilo Chicago

Symposium on North American Paleontological Convention Chicago). Cretaceous Biogeography. Lawrence, Kan.: Allen Press, 1971.

Cita MLA

Symposium on North American Paleontological Convention Chicago). Cretaceous Biogeography. Lawrence, Kan.: Allen Press, 1971.