Prize poems : 1913-1929 / edited by Charles A. Wagner ; with an introduction by Mark Van Doren.
MLA
Prize Poems : 1913-1929 / Edited by Charles A. Wagner ; with an Introduction by Mark Van Doren. C. Boni, 1930. https://collections.library.yale.edu/catalog/16614836.
APA, 6th edition
Prize poems : 1913-1929 / edited by Charles A. Wagner ; with an introduction by Mark Van Doren. (1930). [Covers, Title pages]. C. Boni, https://collections.library.yale.edu/catalog/16614836.