Παραπομπή σε μορφή APA (7η εκδ.)

Edwards, G. (1978). The prison and the labyrinth: Studies in Calderonian tragedy. University of Wales Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Edwards, Gwynne. The Prison and the Labyrinth: Studies in Calderonian Tragedy. Cardiff: University of Wales Press, 1978.

Παραπομπή σε μορφή MLA (8th εκδ.)

Edwards, Gwynne. The Prison and the Labyrinth: Studies in Calderonian Tragedy. University of Wales Press, 1978.