APA (7th ed.) Citation

Postgate, R. (1926). Out of the past: Some revolutionary sketches. Vanguard press.

Chicago Style (17th ed.) Citation

Postgate, Raymond. Out of the Past: Some Revolutionary Sketches. New York: Vanguard press, 1926.

MLA (9th ed.) Citation

Postgate, Raymond. Out of the Past: Some Revolutionary Sketches. Vanguard press, 1926.