Gaya APA
Microsoft Office 2010. (2012).
Amerika:
MCGraw Hill Book Company.
Gaya Chicago
Microsoft Office 2010.
.
Amerika:
MCGraw Hill Book Company,
2012.
.
Gaya MLA
Microsoft Office 2010.
.
Amerika:
MCGraw Hill Book Company,
2012.
.
Gaya Turabian
Microsoft Office 2010.
Amerika:
MCGraw Hill Book Company,
2012.
.