"1927 Award" Volume 21 Chronicle of the Pulitzer Prizes for Fiction. Berlin, Boston: DE GRUYTER SAUR, 2007. 83-84. Web. Retrieved 24 May. 2013, from http://www.degruyter.com/view/books/9783110973303/9783110973303.83/9783110973303.83.xml

1927 Award (2007). Volume 21 Chronicle of the Pulitzer Prizes for Fiction (pp. 83-84). Berlin, Boston: DE GRUYTER SAUR. Retrieved 24 May. 2013, from http://www.degruyter.com/view/books/9783110973303/9783110973303.83/9783110973303.83.xml

1927 Award. 2007. In Volume 21 Chronicle of the Pulitzer Prizes for Fiction, 83-84. Berlin, Boston: DE GRUYTER SAUR. Retrieved 24 May. 2013, from http://www.degruyter.com/view/books/9783110973303/9783110973303.83/9783110973303.83.xml