Gaya APA
Laudon, K., C., L., J., P. (2006).
Management Information System : Managing The Digital Firm (ed. 9).
USA:
Pearson Education.
Gaya MLA
Laudon, K., C., L., J., P..
Management Information System : Managing The Digital Firm.
ed. 9
USA:
Pearson Education,
2006.
Text.