APA (7th ed.) Citation

Gray, W., & Rizzo, N. D. (1973). Unity through diversity: A Festschrift for Ludwig von Bertalanffy. Gordon and Breach Science Publishers.

Chicago Style (17th ed.) Citation

Gray, William, and Nicholas D. Rizzo. Unity Through Diversity: A Festschrift for Ludwig Von Bertalanffy. New York: Gordon and Breach Science Publishers, 1973.

MLA (8th ed.) Citation

Gray, William, and Nicholas D. Rizzo. Unity Through Diversity: A Festschrift for Ludwig Von Bertalanffy. Gordon and Breach Science Publishers, 1973.