APA (7th ed.) Citation

Scientific American, Inc. (1957). The planet earth. Simon and Schuster.

Chicago Style (17th ed.) Citation

Scientific American, Inc. The Planet Earth. New York: Simon and Schuster, 1957.

MLA (9th ed.) Citation

Scientific American, Inc. The Planet Earth. Simon and Schuster, 1957.

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