Cita APA (7th ed.)

Haag, S., & Keen, P. G. W. (1996). Information technology: Tomorrow's advantage today. McGraw-Hill.

Cita Chicago (17th ed.)

Haag, Stephen, i Peter G. W. Keen. Information Technology: Tomorrow's Advantage Today. New York: McGraw-Hill, 1996.

Cita MLA (9th ed.)

Haag, Stephen, i Peter G. W. Keen. Information Technology: Tomorrow's Advantage Today. McGraw-Hill, 1996.