APA (7th ed.) Citation

Barnes, H. (1921). The social History of the Western World: An outline syllabus. By Harry Elmer Barnes. D. Appleton and Co.

Chicago Style (17th ed.) Citation

Barnes, Harry. The Social History of the Western World: An Outline Syllabus. By Harry Elmer Barnes. New York. London: D. Appleton and Co, 1921.

MLA (9th ed.) Citation

Barnes, Harry. The Social History of the Western World: An Outline Syllabus. By Harry Elmer Barnes. D. Appleton and Co, 1921.