Ayrmann, C. F. (1745). Programma de sigillis ensiferis Landgraviorum Hassiae veterum. Lammers.
Cita Chicago (17th ed.)Ayrmann, Christoph Friedrich. Programma De Sigillis Ensiferis Landgraviorum Hassiae Veterum. Giessae: Lammers, 1745.
Cita MLA (8th ed.)Ayrmann, Christoph Friedrich. Programma De Sigillis Ensiferis Landgraviorum Hassiae Veterum. Lammers, 1745.
Atenció: Aquestes cites poden no estar 100% correctes.