APA-viite (7. p.)

Watts, C. T. (1985). A preface to Keats. Longman.

Chicago-viite (17. p.)

Watts, Cedric Thomas. A Preface to Keats. London ; New York: Longman, 1985.

MLA-viite (8. p.)

Watts, Cedric Thomas. A Preface to Keats. Longman, 1985.