Erikson, E. H. (1962). Youth: Fidelity and diversity.
Chicago-Zitierstil (17. Ausg.)Erikson, Erik H. Youth: Fidelity and Diversity. 1962.
MLA-Zitierstil (8. Ausg.)Erikson, Erik H. Youth: Fidelity and Diversity. 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.