APA (7th ed.) Citation

Knight, W. A. (1886). Hume. W. Blackwood and sons.

Chicago Style (17th ed.) Citation

Knight, William Angus. Hume. Edinburgh, London: W. Blackwood and sons, 1886.

MLA (9th ed.) Citation

Knight, William Angus. Hume. W. Blackwood and sons, 1886.