Alef International ,
Majalah, Jurnal, Buletin
Vincent, Peter, author
Taylor & Francis Group, 2008
Buku Teks
Baeshen, Lamia, author
King Fahd National Library, 2002
Buku Teks
Nadiyah Dinillah, author
2016
UI - Skripsi (Membership)
Riyan Hidayat, author
2016
UI - Tesis (Membership)