APA (7th ed.) Citation

Ackroyd, P. R. (1991). The Chronicler in his age. Sheffield Academic Press.

Chicago Style (17th ed.) Citation

Ackroyd, Peter R. The Chronicler in His Age. Sheffield: Sheffield Academic Press, 1991.

MLA (9th ed.) Citation

Ackroyd, Peter R. The Chronicler in His Age. Sheffield Academic Press, 1991.