Tibballs, G. (2013). Ripley's believe it or not!: Dare to look! Ripley Publishing.
Cita Chicago Style (17a ed.)Tibballs, Geoff. Ripley's Believe It or Not!: Dare to Look! Orlando, Florida: Ripley Publishing, 2013.
Cita MLA (8a ed.)Tibballs, Geoff. Ripley's Believe It or Not!: Dare to Look! Ripley Publishing, 2013.
Precaución: Estas citas no son 100% exactas.