Citazione Stile APA (7a Edizione)

Jessup, L. M., & Valacich, J. S. (1992). Group support systems: New perspectives. Macmillan Maxwell Macmillan Canada Maxwell Macmillan International.

Citazione stile Chigago Style (17a edizione)

Jessup, Leonard M., e Joseph S. Valacich. Group Support Systems: New Perspectives. New York, Toronto, New York: Macmillan Maxwell Macmillan Canada Maxwell Macmillan International, 1992.

Citatione MLA (9a ed.)

Jessup, Leonard M., e Joseph S. Valacich. Group Support Systems: New Perspectives. Macmillan Maxwell Macmillan Canada Maxwell Macmillan International, 1992.