APA (7th ed.) Citation

Duncan, R. (1964). Roots and branches : poems / by Robert Duncan: Poems. New Directions.

Chicago Style (17th ed.) Citation

Duncan, Robert. Roots and Branches : Poems / by Robert Duncan: Poems. [New York]: New Directions, 1964.

MLA (9th ed.) Citation

Duncan, Robert. Roots and Branches : Poems / by Robert Duncan: Poems. New Directions, 1964.

Warning: These citations may not always be 100% accurate.