APA (7th ed.) Citation

Schrumpf, F., Freiburg, S., & Skadden, D. (1993). Life lessons for young adolescents: An advisory guide for teachers. Research Press.

Chicago Style (17th ed.) Citation

Schrumpf, Fred, Sharon Freiburg, and David Skadden. Life Lessons for Young Adolescents: An Advisory Guide for Teachers. Champaign, Ill.: Research Press, 1993.

MLA (9th ed.) Citation

Schrumpf, Fred, et al. Life Lessons for Young Adolescents: An Advisory Guide for Teachers. Research Press, 1993.