APA (7th ed.) Citation

Croce, B., & Sprigge, S. (1941). History as the story of liberty. Allen and Unwin.

Chicago Style (17th ed.) Citation

Croce, Benedetto, and Sylvia Sprigge. History as the Story of Liberty. London: Allen and Unwin, 1941.

MLA (9th ed.) Citation

Croce, Benedetto, and Sylvia Sprigge. History as the Story of Liberty. Allen and Unwin, 1941.