Gaya APA

DAVIS, G, B., OLSON, M, H. (1985). MANAGEMENT INFORMATION SYSTEMS CONCEPTUAL (2). New York: MCGRAW-HILL.

Gaya MLA

DAVIS, Gordon, B.., OLSON, Margrethe, H. "MANAGEMENT INFORMATION SYSTEMS CONCEPTUAL". 2 New York: MCGRAW-HILL, 1985. Text.