APA (7th ed.) Citation

Duffy, C. A. (1999). The world's wife: Poems (1. publ.). Picador.

Chicago Style (17th ed.) Citation

Duffy, Carol Ann. The World's Wife: Poems. 1. publ. London: Picador, 1999.

MLA (9th ed.) Citation

Duffy, Carol Ann. The World's Wife: Poems. 1. publ. Picador, 1999.

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