Gaya APA
Turban, E. (2012).
Electronic Commerce 2012: A Managerial and Social Networks Perspective (7).
USA:
Pearson Longman.
Gaya MLA
Turban, Efraim.
"Electronic Commerce 2012: A Managerial and Social Networks Perspective".
7
USA:
Pearson Longman,
2012.
Text.