APA (7th ed.) Citation

(1978). The progressive era and the Great War, 1896 - 1920 (2. ed.). AHM.

Chicago Style (17th ed.) Citation

The Progressive Era and the Great War, 1896 - 1920. 2. ed. Arlington Heights, Ill: AHM, 1978.

MLA (9th ed.) Citation

The Progressive Era and the Great War, 1896 - 1920. 2. ed. AHM, 1978.