APA (7th ed.) Citation

Hutchins, W. J., & Somers, H. L. (1992). An introduction to machine translation. Academic Press.

Chicago Style (17th ed.) Citation

Hutchins, W. John, and Harold L. Somers. An Introduction to Machine Translation. London u.a: Academic Press, 1992.

MLA (9th ed.) Citation

Hutchins, W. John, and Harold L. Somers. An Introduction to Machine Translation. Academic Press, 1992.