APA

Perkins G, . (2002). The American Tradition in Literature. Boston: Mc Graw-Hill.

Chicago

Perkins G, . 2002. The American Tradition in Literature. Boston: Mc Graw-Hill.

Harvard

Perkins G, . (2002). The American Tradition in Literature. Boston: Mc Graw-Hill.

MLA

Perkins G, . The American Tradition in Literature. Boston: Mc Graw-Hill. 2002.