Gaya APA

RAINER, R, K., CEGIWLSKI, C, G. (2013). Introduction to information systems (4th ed.). New Jersey: John Wiley & Sons.

Gaya MLA

RAINER, R., Kelly., CEGIWLSKI, Casey, G.. "Introduction to information systems". 4th ed. New Jersey: John Wiley & Sons, 2013. Buku.