APA Style
PUSPITOSARI, H, A. (2010).
Having Fun With Microsoft Excel 2007 (Cet. 1).
Yogyakarta:
PT. Skripta Media Creative.
MLA Style
PUSPITOSARI, HENI, A..
"Having Fun With Microsoft Excel 2007".
Cet. 1
Yogyakarta:
PT. Skripta Media Creative,
2010.
.