APA (7th ed.) Citation

Johnson, O., & Flagg, J. M. (2010). Making Money. Project Gutenberg.

Chicago Style (17th ed.) Citation

Johnson, Owen, and James Montgomery Flagg. Making Money. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Johnson, Owen, and James Montgomery Flagg. Making Money. Project Gutenberg, 2010.

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