APA (7th ed.) Citation

Gladstone, W. E., Foot, M. R. D., & Matthew, H. C. G. (1974). The Gladstone diaries. Clarendon Press.

Chicago Style (17th ed.) Citation

Gladstone, W. E., Michael Richard Daniell Foot, and H. C. G. Matthew. The Gladstone Diaries. Oxford: Clarendon Press, 1974.

MLA (9th ed.) Citation

Gladstone, W. E., et al. The Gladstone Diaries. Clarendon Press, 1974.