Citazione Stile APA (7a Edizione)

Martin, E. W. J., & Perkins, W. C. (1973). Computers and information systems: An introduction. Richard D. Irwin, Inc.

Citazione stile Chigago Style (17a edizione)

Martin, E. Wainright Jr, e William C. Perkins. Computers and Information Systems: An Introduction. Homewood, Illiois: Richard D. Irwin, Inc, 1973.

Citatione MLA (9a ed.)

Martin, E. Wainright Jr, e William C. Perkins. Computers and Information Systems: An Introduction. Richard D. Irwin, Inc, 1973.