APA (7th ed.) Citation

Hallett, G. H., Jr., & Hoag, C. G. (1937). Proportional representation-- the key to democracy. The National Home Library Foundation.

Chicago Style (17th ed.) Citation

Hallett, George Hervey, Jr., and Clarence Gilbert Hoag. Proportional Representation-- the Key to Democracy. Washington, D.C.: The National Home Library Foundation, 1937.

MLA (9th ed.) Citation

Hallett, George Hervey, Jr., and Clarence Gilbert Hoag. Proportional Representation-- the Key to Democracy. The National Home Library Foundation, 1937.