APA (7th ed.) Citation

Wykes, D. (1987). A preface to Orwell. Longman.

Chicago Style (17th ed.) Citation

Wykes, David. A Preface to Orwell. London ; New York: Longman, 1987.

MLA (9th ed.) Citation

Wykes, David. A Preface to Orwell. Longman, 1987.