edited by Miyoung Pyo
RHED Publishing , 2013
Buku Referensi
Hutari Maya Rianty, author
Fakultas Teknik Universitas Indonesia, 2018
UI - Skripsi (Membership)
Liebing, Ralph W., author
John Wiley & Sons, 1983
Buku Teks
Spence, William P., author
John Wiley & Sons, 1993
Buku Teks
Pimlott, Mark, author
Jap Sam Books, 2016
Buku Teks