APA

Spodek H., Spodek H., . (1998). The World's History. New Jersey: Prentice Hall Inc.

Chicago

Spodek Howard, Spodek Howard, . 1998. The World's History. New Jersey: Prentice Hall Inc.

Harvard

Spodek H., Spodek H., . (1998). The World's History. New Jersey: Prentice Hall Inc.

MLA

Spodek Howard, Spodek Howard, . The World's History. New Jersey: Prentice Hall Inc. 1998.