APA (7th ed.) Citation

Childs, P. (1999). The twentieth century in poetry: A critical survey. Routledge.

Chicago Style (17th ed.) Citation

Childs, Peter. The Twentieth Century in Poetry: A Critical Survey. London: Routledge, 1999.

MLA (9th ed.) Citation

Childs, Peter. The Twentieth Century in Poetry: A Critical Survey. Routledge, 1999.

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