Gaya APA

21st century business : managing and working in the new digital economy / James W. Cortada. (2003). Upper Saddle River, NJ: Prentice-Hall, c.

Gaya MLA

21st century business : managing and working in the new digital economy / James W. Cortada. . Upper Saddle River, NJ: Prentice-Hall, c, 2003. Buku Wajib.