Gaya APA
Wibowo, I, T.
(2016).
Belajar Formula & Fungsi Microsoft Excel
.
Yogyakarta:
Speak up.
Gaya MLA
Wibowo, Ibnu, Teguh.
"Belajar Formula & Fungsi Microsoft Excel".
Yogyakarta:
Speak up,
2016.
Teks.