Adeksi, 2004
Buku Teks
Masykuri Abdillah
Tiara Wacana Yogya, 1999
Buku Teks
Tambunan, Toman Sony
The Ary Suta Center, 2018
Artikel Jurnal
Roller, Edeltraud
Oxford University Press, 2008
Buku Teks
Appleby, Paul H.
Louisiana State University Press, 1952
Buku Teks