APA (7th ed.) Citation

Johnson, D. W., & Johnson, F. P. (1987). Joining together: Group theory and group skills (3rd ed.). Prentice-Hall International.

Chicago Style (17th ed.) Citation

Johnson, David W., and Frank P. Johnson. Joining Together: Group Theory and Group Skills. 3rd ed. London: Prentice-Hall International, 1987.

MLA (8th ed.) Citation

Johnson, David W., and Frank P. Johnson. Joining Together: Group Theory and Group Skills. 3rd ed. Prentice-Hall International, 1987.