APA (7th ed.) Citation

Watts, C. T. (1993). A preface to Keats (1st published, 4th imp.). Longman.

Chicago Style (17th ed.) Citation

Watts, Cedric Thomas. A Preface to Keats. 1st published, 4th imp. London [etc.]: Longman, 1993.

MLA (9th ed.) Citation

Watts, Cedric Thomas. A Preface to Keats. 1st published, 4th imp. Longman, 1993.

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