APA (7th ed.) Citation

Clay, H. (1957). Lord Norman / Sir Henry Clay. Macmillan.

Chicago Style (17th ed.) Citation

Clay, Henry. Lord Norman / Sir Henry Clay. London: Macmillan, 1957.

MLA (9th ed.) Citation

Clay, Henry. Lord Norman / Sir Henry Clay. Macmillan, 1957.

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