APA (7th ed.) Citation

Smith, G. (1867). Three English statesmen. Macmillan.

Chicago Style (17th ed.) Citation

Smith, Goldwin. Three English Statesmen. London: Macmillan, 1867.

MLA (9th ed.) Citation

Smith, Goldwin. Three English Statesmen. Macmillan, 1867.

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