Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1976
UI - Skripsi Membership
Fry, Peter Somerset, author
Routledge , 2001
Buku Teks
Garland Publishing, Inc, 1996
Buku Teks
Taylor, Alice, author
Oxford University Press, 2016
eBooks
Tait, Alan A., author
Edinburgh University Press, 1980
Buku Teks