Style de citation APA (7e éd.)

Gordon, J., & Decker, D. (2020). Stay positive: Encouraging quotes and messages to fuel your life with positive energy. Wiley.

Style de citation Chicago (17e éd.)

Gordon, Jon, et Daniel Decker. Stay Positive: Encouraging Quotes and Messages to Fuel Your Life with Positive Energy. Hoboken, New Jersey: Wiley, 2020.

Style de citation MLA (8e éd.)

Gordon, Jon, et Daniel Decker. Stay Positive: Encouraging Quotes and Messages to Fuel Your Life with Positive Energy. Wiley, 2020.