Wallbank, T. W., & Taylor, A. M. (1949). Civilization: Past & present (Rev ed.). Scott, Foresman.

Wallbank, T. Walter, and Alastair M. Taylor. Civilization: Past & Present. Rev ed. New York: Scott, Foresman, 1949.

Wallbank, T. Walter, and Alastair M. Taylor. Civilization: Past & Present. Rev ed. Scott, Foresman, 1949.