Cita APA

Menninger, K. A. (1977). The vital balance: The life process in mental health and illness. Penguin Books.

Citación estilo Chicago

Menninger, Karl A. The Vital Balance: The Life Process in Mental Health and Illness. New York: Penguin Books, 1977.

Cita MLA

Menninger, Karl A. The Vital Balance: The Life Process in Mental Health and Illness. Penguin Books, 1977.

Warning: These citations may not always be 100% accurate.