Unterecker, J. (1959). A reader's guide to William Butler Yeats. Thames and Hudson.
Chicago Style (17. basım) AtıfUnterecker, John. A Reader's Guide to William Butler Yeats. London: Thames and Hudson, 1959.
MLA (9th ed.) AtıfUnterecker, John. A Reader's Guide to William Butler Yeats. Thames and Hudson, 1959.
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