Cita APA (7th ed.)

Harsdoerffer, G. P., & Harsdoerffer, G. P. (1971). [teutsche Secretarius, 1]. Olms.

Cita Chicago (17th ed.)

Harsdoerffer, Georg Philipp, i Georg Philipp Harsdoerffer. [teutsche Secretarius, 1]. Hildesheim [u.a.]: Olms, 1971.

Cita MLA (8th ed.)

Harsdoerffer, Georg Philipp, i Georg Philipp Harsdoerffer. [teutsche Secretarius, 1]. Olms, 1971.