Duo Duo & Lucas Klein. Words as grain: New and selected poems. London.
Cita Chicago (17th ed.)Duo Duo i Lucas Klein. Words as Grain: New and Selected Poems. New Haven: London.
Cita MLA (9th ed.)Duo Duo i Lucas Klein. Words as Grain: New and Selected Poems. London.
Atenció: Aquestes cites poden no estar 100% correctes.