Cita APA (7th ed.)

Schweitzer, A. (1953). Out of my life and thought (3a.ed.). Mentor Book.

Cita Chicago (17th ed.)

Schweitzer, Albert. Out of My Life and Thought. 3a.ed. New York: Mentor Book, 1953.

Cita MLA (9th ed.)

Schweitzer, Albert. Out of My Life and Thought. 3a.ed. Mentor Book, 1953.