APA (7th ed.) Citation

Johnston, H. H., & Guest, L. H. (1920). The Outline of the world to-day. G. Newnes.

Chicago Style (17th ed.) Citation

Johnston, Harry Hamilton, and L. Haden Guest. The Outline of the World To-day. London: G. Newnes, 1920.

MLA (8th ed.) Citation

Johnston, Harry Hamilton, and L. Haden Guest. The Outline of the World To-day. G. Newnes, 1920.

Warning: These citations may not always be 100% accurate.