APA (7th ed.) Citation

Walling, W. E. (1912). Socialism as it is: A survey of the world-wide revolutionary movement. The Macmillan company.

Chicago Style (17th ed.) Citation

Walling, William English. Socialism as It Is: A Survey of the World-wide Revolutionary Movement. New York: The Macmillan company, 1912.

MLA (9th ed.) Citation

Walling, William English. Socialism as It Is: A Survey of the World-wide Revolutionary Movement. The Macmillan company, 1912.