APA (7th ed.) Citation

Gardiner, A. G. (1921). The Anglo-American future. T. Seltzer.

Chicago Style (17th ed.) Citation

Gardiner, A. G. The Anglo-American Future. New York: T. Seltzer, 1921.

MLA (9th ed.) Citation

Gardiner, A. G. The Anglo-American Future. T. Seltzer, 1921.