APA (7th ed.) Citation

Hanscom, J., Hellerman, L., & Posner, R. (1967). Voices of the past; readings in modern history. Macmillan.

Chicago Style (17th ed.) Citation

Hanscom, James, Leon Hellerman, and Ronald Posner. Voices of the Past; Readings in Modern History. New York: Macmillan, 1967.

MLA (8th ed.) Citation

Hanscom, James, et al. Voices of the Past; Readings in Modern History. Macmillan, 1967.