In tertiu[m] sententiar[um].

MLA

Biel, Gabriel. In Tertiu[m] Sententiar[um]. Tübingen: Editum ab Gabrielè Byel, 1508.

APA

Biel, G. (1508). In tertiu[m] sententiar[um]. Tübingen: Editum ab Gabrielè Byel.

Chicago

Biel, Gabriel, In Tertiu[m] Sententiar[um]. Tübingen: Editum ab Gabrielè Byel, 1508.