Hayes, P. (2012). Robert Lowell and the confessional voice. Peter Lang.
Lua i Stíl Chicago (17ú heag.)Hayes, Paula. Robert Lowell and the Confessional Voice. New York: Peter Lang, 2012.
Lua MLA (9ú heag.)Hayes, Paula. Robert Lowell and the Confessional Voice. Peter Lang, 2012.
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