APA

George Perkins B. P., . (2002). The American Tradition in Literature. New York: Mc Graw Hill.

Chicago

George Perkins Barbara Perkins, . 2002. The American Tradition in Literature. New York: Mc Graw Hill.

Harvard

George Perkins B. P., . (2002). The American Tradition in Literature. New York: Mc Graw Hill.

MLA

George Perkins Barbara Perkins, . The American Tradition in Literature. New York: Mc Graw Hill. 2002.