APA (7th ed.) Citation

Balfour, A. J. B. 1. e. o. (1930). Retrospect: An unfinished autobiography, 1848-1886. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Balfour, Arthur James Balfour 1st earl of. Retrospect: An Unfinished Autobiography, 1848-1886. Boston: Houghton Mifflin, 1930.

MLA (9th ed.) Citation

Balfour, Arthur James Balfour 1st earl of. Retrospect: An Unfinished Autobiography, 1848-1886. Houghton Mifflin, 1930.