Gaya APA
11, S, K, P. (2005).
Pelatihan Microsoft PowerPoint SD Kristen Petra 11 Surabaya April 2005 .
SURABAYA:
SD Kristen Petra 11.
Gaya MLA
11, SD, Kristen, Petra.
"Pelatihan Microsoft PowerPoint SD Kristen Petra 11 Surabaya April 2005".
SURABAYA:
SD Kristen Petra 11,
2005.
CD-ROM.