APA (7th ed.) Citation

Jebb, J., & Knox, A. (1834). Thirty years' correspondence. Duncan u.a.

Chicago Style (17th ed.) Citation

Jebb, John, and Alexander Knox. Thirty Years' Correspondence. London: Duncan u.a, 1834.

MLA (9th ed.) Citation

Jebb, John, and Alexander Knox. Thirty Years' Correspondence. Duncan u.a, 1834.