APA

Bruce S. G., . (2007). Silence and sign language in medieval monasticism. New York: Cambridge University.

Chicago

Bruce Scott G, . 2007. Silence and sign language in medieval monasticism. New York: Cambridge University.

Harvard

Bruce S. G., . (2007). Silence and sign language in medieval monasticism. New York: Cambridge University.

MLA

Bruce Scott G, . Silence and sign language in medieval monasticism. New York: Cambridge University. 2007.