APA (7th ed.) Citation

Yeats, W. B., & Webb, T. (2000). Selected poems. Penguin.

Chicago Style (17th ed.) Citation

Yeats, W. B., and Timothy Webb. Selected Poems. London: Penguin, 2000.

MLA (8th ed.) Citation

Yeats, W. B., and Timothy Webb. Selected Poems. Penguin, 2000.

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