APA (7th ed.) Citation

Marquand, J. P. (1955). Thirty years. R. Hale.

Chicago Style (17th ed.) Citation

Marquand, John P. Thirty Years. London: R. Hale, 1955.

MLA (8th ed.) Citation

Marquand, John P. Thirty Years. R. Hale, 1955.

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