APA aipamena

Ursus, N. R., & Launert, D. (2007). Nicholaus Reimers Ursus. Nova Kepleriana N.F., 9.

Chicago Style aipamena

Ursus, Nicolaus Reimarus, and Dieter Launert. "Nicholaus Reimers Ursus." Nova Kepleriana N.F., 9 2007.

MLA aipamena

Ursus, Nicolaus Reimarus, and Dieter Launert. "Nicholaus Reimers Ursus." Nova Kepleriana N.F., 9 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.