American Psychological Association, Eron, L. D., Gentry, J. H., & Schlegel, P. (1994). Reason to hope: A psychosocial perspective on violence & youth. American Psychological Association.
Chicago-Zitierstil (17. Ausg.)American Psychological Association, Leonard D. Eron, Jacquelyn H. Gentry, und Peggy Schlegel. Reason to Hope: A Psychosocial Perspective on Violence & Youth. Washington, DC: American Psychological Association, 1994.
MLA-Zitierstil (8. Ausg.)American Psychological Association, et al. Reason to Hope: A Psychosocial Perspective on Violence & Youth. American Psychological Association, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.