Sagar, K. M. (2006). The laughter of foxes: A study of Ted Hughes (2nd rev. ed.). Liverpool University Press.

Sagar, Keith M. The Laughter of Foxes: A Study of Ted Hughes. 2nd rev. ed. Liverpool: Liverpool University Press, 2006.

Sagar, Keith M. The Laughter of Foxes: A Study of Ted Hughes. 2nd rev. ed. Liverpool University Press, 2006.