APA (7th ed.) Citation

Lewis, W. S. (1960). Horace Walpole. Pantheon Books.

Chicago Style (17th ed.) Citation

Lewis, W. S. Horace Walpole. [New York]: Pantheon Books, 1960.

MLA (9th ed.) Citation

Lewis, W. S. Horace Walpole. Pantheon Books, 1960.

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