APA (7th ed.) Citation

Hagman, J. D., & Hayes, J. F. (1986). Cooperative learning: Effects of task, reward, and group size on individual achievement. U.S. Army Research Institute for the Behavioral and Social Sciences.

Chicago Style (17th ed.) Citation

Hagman, Joseph D., and John F. Hayes. Cooperative Learning: Effects of Task, Reward, and Group Size on Individual Achievement. Alexandria, Virginia: U.S. Army Research Institute for the Behavioral and Social Sciences, 1986.

MLA (9th ed.) Citation

Hagman, Joseph D., and John F. Hayes. Cooperative Learning: Effects of Task, Reward, and Group Size on Individual Achievement. U.S. Army Research Institute for the Behavioral and Social Sciences, 1986.