APA (7e ed.) Bronvermelding

Porro, P. (2001). The medieval concept of time: Ed. by Pasquale Porro. Brill.

Chicago (17e ed.) Bronvermelding

Porro, Pasquale. The Medieval Concept of Time: Ed. by Pasquale Porro. Leiden [u.a.]: Brill, 2001.

MLA (8e ed.) Bronvermelding

Porro, Pasquale. The Medieval Concept of Time: Ed. by Pasquale Porro. Brill, 2001.