Citazione Stile APA (7a Edizione)

Kay, J., & Kummerfeld, B. (1989). C programming in a UNIX environment. National Book Store.

Citazione stile Chigago Style (17a edizione)

Kay, Judy, e Bob Kummerfeld. C Programming in a UNIX Environment. Manila: National Book Store, 1989.

Citatione MLA (9a ed.)

Kay, Judy, e Bob Kummerfeld. C Programming in a UNIX Environment. National Book Store, 1989.