APA (7th ed.) Citation

GE, B. (1981). The group process: Key to more productive management. Management world, 10(5), 12.

Chicago Style (17th ed.) Citation

GE, Burton. "The Group Process: Key to More Productive Management." Management World 10, no. 5 (1981): 12.

MLA (9th ed.) Citation

GE, Burton. "The Group Process: Key to More Productive Management." Management World, vol. 10, no. 5, 1981, p. 12.