Cita APA (7a ed.)

(1986). Contributions to the study of world history. Praeger.

Cita Chicago Style (17a ed.)

Contributions to the Study of World History. Westport, Conn. [u.a.]: Praeger, 1986.

Cita MLA (8a ed.)

Contributions to the Study of World History. Praeger, 1986.