Παραπομπή σε μορφή APA (7η εκδ.)

Griffiths, R. A. (1962). Royal government in the southern counties of the Principality of Wales, 1422-145. University of Bristol.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Griffiths, Ralph Alan. Royal Government in the Southern Counties of the Principality of Wales, 1422-145. England: University of Bristol, 1962.

Παραπομπή σε μορφή MLA (8th εκδ.)

Griffiths, Ralph Alan. Royal Government in the Southern Counties of the Principality of Wales, 1422-145. University of Bristol, 1962.