PHYLLIS HARTNOLL and PETER FOUND. "Hart, Christine." The Concise Oxford Companion to the Theatre. 1996. Encyclopedia.com. 30 Nov. 2009 <http://www.encyclopedia.com>.
PHYLLIS HARTNOLL and PETER FOUND. "Hart, Christine." The Concise Oxford Companion to the Theatre. 1996. Encyclopedia.com. (November 30, 2009). http://www.encyclopedia.com/doc/1O79-HartChristine.html
PHYLLIS HARTNOLL and PETER FOUND. "Hart, Christine." The Concise Oxford Companion to the Theatre. 1996. Retrieved November 30, 2009 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O79-HartChristine.html