Matthiessen, F. O. "The Responsibilities of the Critic": F. O. Matthiessen. American literature, American culture.(1999).
Lua i Stíl Chicago (17ú heag.)Matthiessen, F. O. ""The Responsibilities of the Critic": F. O. Matthiessen." American Literature, American Culture.(1999) .
Lua MLA (8ú heag.)Matthiessen, F. O. ""The Responsibilities of the Critic": F. O. Matthiessen." American Literature, American Culture.(1999), .
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