Gaya APA
Purnomo, C, H. (2012).
750 Tip dan Trik MS Office Word, Excel, Power Point (All Version) .
Jakarta:
Mediakita.
Gaya MLA
Purnomo, Catur, Hadi.
"750 Tip dan Trik MS Office Word, Excel, Power Point (All Version)".
Jakarta:
Mediakita,
2012.
Book.