Gatri Chandraswari, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2013
UI - Skripsi Membership
Charlotta Hillerdal, Johannes Siapkas, editors
Routledge, 2015
Buku Teks
Newton, Charles Thomas, author
Cambridge University Press, 2011
eBooks
Infold, Tim, 1948, author
Routledge, 2013
Buku Teks
Whitley, David S., author
California Left Coast Press, 2011
Buku Teks