Cita APA (7th ed.)
Minirth, F. B., & Meier, P. D. (1978). Happiness is a choice: A manual on the symptoms, causes, and cures of depression. Baker Book House.
Cita Chicago (17th ed.)
Minirth, Frank B., i Paul D. Meier. Happiness Is a Choice: A Manual on the Symptoms, Causes, and Cures of Depression. Grand Rapids: Baker Book House, 1978.
Cita MLA (9th ed.)
Minirth, Frank B., i Paul D. Meier. Happiness Is a Choice: A Manual on the Symptoms, Causes, and Cures of Depression. Baker Book House, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.