Cita APA (7a ed.)

Duo Duo & Lucas Klein. Words as grain: New and selected poems. London.

Cita Chicago Style (17a ed.)

Duo Duo y Lucas Klein. Words as Grain: New and Selected Poems. New Haven: London.

Cita MLA (9a ed.)

Duo Duo y Lucas Klein. Words as Grain: New and Selected Poems. London.