APA (7th ed.) Citation

Ripley, R. L., & Mullaney, D. (2014). Ripley's believe it or not!: Daily cartoons 1929-1930. IDW Publishing.

Chicago Style (17th ed.) Citation

Ripley, Robert L., and Dean Mullaney. Ripley's Believe It or Not!: Daily Cartoons 1929-1930. San Diego, C.A.: IDW Publishing, 2014.

MLA (8th ed.) Citation

Ripley, Robert L., and Dean Mullaney. Ripley's Believe It or Not!: Daily Cartoons 1929-1930. IDW Publishing, 2014.

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