edited by Anatole Krattiger ... [and others]
MIHR and PIPRA, 2007
Buku Referensi
edited by Anatole Krattiger ... [and others]
MIHR and PIPRA, 2007
Buku Referensi
edited by Matthew David and Debora Halbert
Sage, 2015
Buku Teks SO
Blanchard, David
John Wiley & Sons, 2010
Buku Teks
Andriole, Stephen J.
CRC Press, Taylor and Francis Group, 2009
Buku Teks SO