APA (7th ed.) Citation

Gullotta, T. P., Adams, G. R., & Montemayor, R. (1990). Developing social competency in adolescence. Sage.

Chicago Style (17th ed.) Citation

Gullotta, Thomas P., Gerald R. Adams, and Raymond Montemayor. Developing Social Competency in Adolescence. Newbury Park ; London: Sage, 1990.

MLA (9th ed.) Citation

Gullotta, Thomas P., et al. Developing Social Competency in Adolescence. Sage, 1990.