APA (7th ed.) Citation

Breed, D. R. (1990). Ralph Wendell Burhoe: His life and his thought ; 1. perceiving the problem and envisioning the solution. Zygon, 25(3), 323.

Chicago Style (17th ed.) Citation

Breed, David R. "Ralph Wendell Burhoe: His Life and His Thought ; 1. Perceiving the Problem and Envisioning the Solution." Zygon 25, no. 3 (1990): 323.

MLA (8th ed.) Citation

Breed, David R. "Ralph Wendell Burhoe: His Life and His Thought ; 1. Perceiving the Problem and Envisioning the Solution." Zygon, vol. 25, no. 3, 1990, p. 323.