Winnipeg Conference on Human Action, Brand, M., & Walton, D. N. (1976). Action theory: Proceedings of the Winnipeg Conference on Human Action, held at Winnipeg, Manitoba, Canada, 9-11 May 1975. D. Reidel Pub. Co..

Winnipeg Conference on Human Action, Myles Brand, và Douglas N. Walton. Action Theory: Proceedings of the Winnipeg Conference on Human Action, Held at Winnipeg, Manitoba, Canada, 9-11 May 1975. Dordrecht ; Boston: D. Reidel Pub. Co., 1976.

Winnipeg Conference on Human Action, et al. Action Theory: Proceedings of the Winnipeg Conference on Human Action, Held at Winnipeg, Manitoba, Canada, 9-11 May 1975. D. Reidel Pub. Co., 1976.