Citazione Stile APA (7a Edizione)

Graham, N. (1984). Programming the IBM personal computer: COBOL. Holt, Rinehart, and Winston.

Citazione stile Chigago Style (17a edizione)

Graham, Neill. Programming the IBM Personal Computer: COBOL. New York: Holt, Rinehart, and Winston, 1984.

Citatione MLA (9a ed.)

Graham, Neill. Programming the IBM Personal Computer: COBOL. Holt, Rinehart, and Winston, 1984.