Wu, D. Wordsworth's poetry to 1798: Duncan Wu. The Cambridge companion to Wordsworth.(2003).
Lua i Stíl Chicago (17ú heag.)Wu, Duncan. "Wordsworth's Poetry to 1798: Duncan Wu." The Cambridge Companion to Wordsworth.(2003) .
Lua MLA (8ú heag.)Wu, Duncan. "Wordsworth's Poetry to 1798: Duncan Wu." The Cambridge Companion to Wordsworth.(2003), .
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