Cita APA

Drake, C. L. (1970). The geological revolution. Oregon: Oregon State System of Higher Education.

Citación estilo Chicago

Drake, Charles L. The Geological Revolution. Oregon: Oregon State System of Higher Education, 1970.

Cita MLA

Drake, Charles L. The Geological Revolution. Oregon: Oregon State System of Higher Education, 1970.

Precaución: Estas citas no son 100% exactas.