APA (7th ed.) Citation

Knuth, D. E. (1993). TEX: The program. Addison Wesley.

Chicago Style (17th ed.) Citation

Knuth, Donald Ervin. TEX: The Program. Reading, Mass. u.a: Addison Wesley, 1993.

MLA (9th ed.) Citation

Knuth, Donald Ervin. TEX: The Program. Addison Wesley, 1993.