edited by Brian Real
Emerald, 2018
eBooks
Nesia Maharsi, author
2017
UI - Skripsi (Membership)
Harvey, Ross, author
London Bowker Saur , 1992
Buku Teks
Artikel Jurnal
Evalien Suryati, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2008
UI - Tesis (Open)