Cita APA (7th ed.)

Sutherland, R. L., & Smith, B. (1965). Understanding mental health: A common need, a less frequent achievement. Van Nostrand.

Cita Chicago (17th ed.)

Sutherland, Robert Lee, i Bert Smith. Understanding Mental Health: A Common Need, a Less Frequent Achievement. Princeton, N. J: Van Nostrand, 1965.

Cita MLA (9th ed.)

Sutherland, Robert Lee, i Bert Smith. Understanding Mental Health: A Common Need, a Less Frequent Achievement. Van Nostrand, 1965.