APA (7th ed.) Citation

College Entrance Examination Board. (1931). Examination questions in history (Sixth series, 1926-1930.). Ginn and Co.

Chicago Style (17th ed.) Citation

College Entrance Examination Board. Examination Questions in History. Sixth series, 1926-1930. Boston: Ginn and Co, 1931.

MLA (9th ed.) Citation

College Entrance Examination Board. Examination Questions in History. Sixth series, 1926-1930. Ginn and Co, 1931.