Gw mau tau Karya dari Farah Mendlesohn

The Pleasant Profession of Robert A. Heinlein. (Unbound, 2019)

Children's Fantasy Literature: An Introduction (London: Cambridge University Press, 2016) bersama Michael Levy

A Short History of Fantasy (London: Middlesex University Press, 2009) bersama Edward James

The Inter-galactic Playground: A Critical Study of Children's and Teens' Science Fiction (Critical Explorations in Science Fiction and Fantasy 14) (Jefferson, NC: McFarland, 2009). .

Rhetorics of Fantasy (Middletown, CT: Wesleyan University Press, 2008)

Diana Wynne Jones: Children's Literature and the Fantastic Tradition (Oxford: Routledge, 2005)

Quaker Relief Work in the Spanish Civil War (Lewiston, N.Y.: Edwin Mellen Press, 2002)