Cita APA (7th ed.)
Hiltner, S. (1951). Self-understanding. Abingdon.
Cita Chicago (17th ed.)
Hiltner, Seward. Self-understanding. New york: Abingdon, 1951.
Cita MLA (9th ed.)
Hiltner, Seward. Self-understanding. Abingdon, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.