Cita APA (7a ed.)

Knuth, D. E., & Levy, S. (1994). The CWEB system of structured documentation: Version 3.0. Addison-Wesley.

Cita Chicago Style (17a ed.)

Knuth, Donald Ervin, y Silvio Levy. The CWEB System of Structured Documentation: Version 3.0. Reading, Massachusetts [etc.]: Addison-Wesley, 1994.

Cita MLA (9a ed.)

Knuth, Donald Ervin, y Silvio Levy. The CWEB System of Structured Documentation: Version 3.0. Addison-Wesley, 1994.