APA (7th ed.) Citation

Schweitzer, A., & Free, A. C. (1988). Animals, nature and Albert Schweitzer (Revised edition.). Flying Fox Press.

Chicago Style (17th ed.) Citation

Schweitzer, Albert, and Ann Cottrell Free. Animals, Nature and Albert Schweitzer. Revised edition. Washington, D.C.: Flying Fox Press, 1988.

MLA (9th ed.) Citation

Schweitzer, Albert, and Ann Cottrell Free. Animals, Nature and Albert Schweitzer. Revised edition. Flying Fox Press, 1988.