Παραπομπή σε μορφή APA (7η εκδ.)

O'Sullivan, K. K. Tears and trial: Weeping as Forensic Evidence in 'Piers Plowman' / Katherine K. O'Sullivan. Crying in the Middle Ages : tears of history.(2012).

Παραπομπή σε μορφή Chicago (17η εκδ.)

O'Sullivan, Katherine K. "Tears and Trial: Weeping as Forensic Evidence in 'Piers Plowman' / Katherine K. O'Sullivan." Crying in the Middle Ages : Tears of History.(2012) .

Παραπομπή σε μορφή MLA (8th εκδ.)

O'Sullivan, Katherine K. "Tears and Trial: Weeping as Forensic Evidence in 'Piers Plowman' / Katherine K. O'Sullivan." Crying in the Middle Ages : Tears of History.(2012), .