Cita APA (7a ed.)

Erikson, E. H. (1968). Identity: Youth and crisis (First Edition.). W.W. Norton & Company Inc.

Cita Chicago Style (17a ed.)

Erikson, Erik H. Identity: Youth and Crisis. First Edition. New York: W.W. Norton & Company Inc, 1968.

Cita MLA (9a ed.)

Erikson, Erik H. Identity: Youth and Crisis. First Edition. W.W. Norton & Company Inc, 1968.