APA (7th ed.) Citation

Johnston, H. H., & Guest, H. (1924). The world of today: The marvels of nature and the creations of man. G. P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Johnston, Harry Hamilton, and Haden Guest. The World of Today: The Marvels of Nature and the Creations of Man. New York: G. P. Putnam's Sons, 1924.

MLA (9th ed.) Citation

Johnston, Harry Hamilton, and Haden Guest. The World of Today: The Marvels of Nature and the Creations of Man. G. P. Putnam's Sons, 1924.