Hayles, Katherine N. Writing Machines. Cambridge and London: The MIT Press, 2002
Loyer, Erik. The Hollowbound Book. MIT Press, 2002. 14 March 2006. http://mitpress.mit.edu/e-books/mediawork/titles/writing/writing_webtake/index.html
Loyer, Erik. "The Hollowbound Book: Erik Loyer's Interactive, Animated WebTake." MIT Press, 2002. 14 March 2006. http://mitpress.mit.edu/e-books/mediawork/titles/writing/writing_webtake.html
Wardrip-Fruin, Noah and Pat Harrigan, eds. First Person. Cambridge and London: The MIT Press, 2004.