Duo Duo & Lucas Klein. Words as grain: New and selected poems. London.
Chicago Style (17. basım) AtıfDuo Duo ve Lucas Klein. Words as Grain: New and Selected Poems. New Haven: London.
MLA (9th ed.) AtıfDuo Duo ve Lucas Klein. Words as Grain: New and Selected Poems. London.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..