APA (7th ed.) Citation

Crick, B. (1981). George Orwell: A life (Rev. ed.). Secker & Warburg.

Chicago Style (17th ed.) Citation

Crick, Bernard. George Orwell: A Life. Rev. ed. London: Secker & Warburg, 1981.

MLA (9th ed.) Citation

Crick, Bernard. George Orwell: A Life. Rev. ed. Secker & Warburg, 1981.