Cita APA

Jessup, L. M., & Valacich, J. S. (1999). Information Systems Foundations. Indianapolis: Que Corporation.

Chicago Style Citation

Jessup, Leonard M., i Joseph S. Valacich. Information Systems Foundations. Indianapolis: Que Corporation, 1999.

Cita MLA

Jessup, Leonard M., i Joseph S. Valacich. Information Systems Foundations. Indianapolis: Que Corporation, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.