Cita APA

Findley, C. V. R. (1990). Twentieth century world (2.). Houghton Mifflin Comp.

Citación estilo Chicago

Findley, Carter Vaughan Rothney. Twentieth Century World. 2. New Jersey: Houghton Mifflin Comp, 1990.

Cita MLA

Findley, Carter Vaughan Rothney. Twentieth Century World. 2. Houghton Mifflin Comp, 1990.