APA (7th ed.) Citation

Lewis, C. D. (1951). Selected Poems. Penguin Books.

Chicago Style (17th ed.) Citation

Lewis, C. Day. Selected Poems. Middlesex: Penguin Books, 1951.

MLA (9th ed.) Citation

Lewis, C. Day. Selected Poems. Penguin Books, 1951.

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