Cita APA (7a ed.)

Friedman, H. S. (1998). Encyclopedia of mental health. Academic Press.

Cita Chicago Style (17a ed.)

Friedman, Howard S. Encyclopedia of Mental Health. San Diego [etc.]: Academic Press, 1998.

Cita MLA (9a ed.)

Friedman, Howard S. Encyclopedia of Mental Health. Academic Press, 1998.