Cita APA (7th ed.)

Ridenour, N. (1969). Mental health education: Principles in the effective use of materials. Mental Health Materials Center.

Cita Chicago (17th ed.)

Ridenour, Nina. Mental Health Education: Principles in the Effective Use of Materials. New York: Mental Health Materials Center, 1969.

Cita MLA (9th ed.)

Ridenour, Nina. Mental Health Education: Principles in the Effective Use of Materials. Mental Health Materials Center, 1969.