Berthold, F. J. (1970). Verratene Jugend: Friedrich Joseph Berthold. Herder.
Cita Chicago (17th ed.)Berthold, Friedrich Joseph. Verratene Jugend: Friedrich Joseph Berthold. Freiburg: Herder, 1970.
Cita MLA (8th ed.)Berthold, Friedrich Joseph. Verratene Jugend: Friedrich Joseph Berthold. Herder, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.