Cita APA (7a ed.)

Clark, G. (1961). World prehistory: In new perspective (3rd ed.). C.U. Pr..

Cita Chicago Style (17a ed.)

Clark, Grahame. World Prehistory: In New Perspective. 3rd ed. Cambridge: C.U. Pr., 1961.

Cita MLA (9a ed.)

Clark, Grahame. World Prehistory: In New Perspective. 3rd ed. C.U. Pr., 1961.