Παραπομπή σε μορφή APA (7η εκδ.)

Birkett, T., & O'Donoghue, H. (2011). Ráð Rétt Rúnar: Reading the runes in Old English and Old Norse poetry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Birkett, T., και H. O'Donoghue. Ráð Rétt Rúnar: Reading the Runes in Old English and Old Norse Poetry. 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Birkett, T., και H. O'Donoghue. Ráð Rétt Rúnar: Reading the Runes in Old English and Old Norse Poetry. 2011.