APA (7th ed.) Citation

Marshall, G. N. (1966). An understanding of Albert Schweitzer. Philosophical Library.

Chicago Style (17th ed.) Citation

Marshall, George N. An Understanding of Albert Schweitzer. New York: Philosophical Library, 1966.

MLA (9th ed.) Citation

Marshall, George N. An Understanding of Albert Schweitzer. Philosophical Library, 1966.

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