Παραπομπή σε μορφή APA (7η εκδ.)

Mann, N. R. (2012). Doing harder time?: The experiences of an ageing male prison population in England and Wales. Ashgate Pub..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Mann, Natalie Rebecca. Doing Harder Time?: The Experiences of an Ageing Male Prison Population in England and Wales. Farnham ; Burlington, Vt.: Ashgate Pub., 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Mann, Natalie Rebecca. Doing Harder Time?: The Experiences of an Ageing Male Prison Population in England and Wales. Ashgate Pub., 2012.