APA Citation

Gall, T. L., & Gall, S. B. (1999). Worldmark chronology of the nations. Detroit: Gale Group.

Chicago Style Citation

Gall, Timothy L., and Susan B. Gall. Worldmark Chronology of the Nations. Detroit: Gale Group, 1999.

MLA Citation

Gall, Timothy L., and Susan B. Gall. Worldmark Chronology of the Nations. Detroit: Gale Group, 1999.

Warning: These citations may not always be 100% accurate.