Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (8ú heag.)

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

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.