APA (7th ed.) Citation

Bellamy, E., & Thomas, J. L. (1967). Looking backward: 2000-1887. Harvard Univ. Press.

Chicago Style (17th ed.) Citation

Bellamy, Edward, and John L. Thomas. Looking Backward: 2000-1887. Cambridge, Mass: Harvard Univ. Press, 1967.

MLA (9th ed.) Citation

Bellamy, Edward, and John L. Thomas. Looking Backward: 2000-1887. Harvard Univ. Press, 1967.