Cita APA (7th ed.)

Kaplan, J. (2015). The gratitude diaries: How a year looking on the bright side can transform your life. Dutton.

Cita Chicago (17th ed.)

Kaplan, Janice. The Gratitude Diaries: How a Year Looking on the Bright Side Can Transform Your Life. New York: Dutton, 2015.

Cita MLA (9th ed.)

Kaplan, Janice. The Gratitude Diaries: How a Year Looking on the Bright Side Can Transform Your Life. Dutton, 2015.