Ari Widyanti
Faculty of Engineering, Universitas Indonesia, 2017
Artikel Jurnal
Isti Surjandari Prajitno
Lembaga Penelitian Universitas Indonesia, 2003
Artikel Jurnal
Batubara, Hafzoh
2017
Artikel Jurnal
Talib Hussain
2016
Artikel Jurnal
Ley, Willy
Doubleday and Company, Inc., 1969
Buku Teks