Παραπομπή σε μορφή APA (7η εκδ.)

Blyton, E. (1942). The O'Sullivan Twins At St. Clare's (75th.). Hodder Children's Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Blyton, Enid. The O'Sullivan Twins At St. Clare's. 75th. London: Hodder Children's Books, 1942.

Παραπομπή σε μορφή MLA (9th εκδ.)

Blyton, Enid. The O'Sullivan Twins At St. Clare's. 75th. Hodder Children's Books, 1942.