APA (7th ed.) Citation

Keats, J. (1901). The Poetical works. Grant Richards.

Chicago Style (17th ed.) Citation

Keats, John. The Poetical Works. London: Grant Richards, 1901.

MLA (9th ed.) Citation

Keats, John. The Poetical Works. Grant Richards, 1901.

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