(1893). Gymnasium Laurentianum, Arnsberg. Stein.
Cita Chicago (17th ed.)Gymnasium Laurentianum, Arnsberg. Arnsberg: Stein, 1893.
Cita MLA (8th ed.)Gymnasium Laurentianum, Arnsberg. Stein, 1893.
Atenció: Aquestes cites poden no estar 100% correctes.