Gaya APA
Rukun, K., Hayadi, B, H. (2016).
What Is Expert System : Apa itu sistem pakar (Cet.1).
Yogyakarta:
Deepublish.
Gaya MLA
Rukun, Kasman., Hayadi, B., Herawan.
"What Is Expert System : Apa itu sistem pakar".
Cet.1
Yogyakarta:
Deepublish,
2016.
Text.