Christ Billy Aryanto, author
Universitas Indonesia, 2014
UI - Skripsi (Membership)
North, Adrian C., author
Oxford, 2008
Buku Teks
Harvey, Alan R., author
Oxford University Press, 2016
eBooks
Owen Hizkia Pratama, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2020
UI - Makalah dan Kertas Kerja
edited by Richard Parncutt and Gary E. McPherson
Oxford University Press, 2002
Buku Teks