Rimanang, Anton
Pranatamangsa : antologi Jawa kuno = Ancient Javanese astrology
Kepel Press, 2016
 Buku Teks SO
Ancient history
edited by John Miksic
Archipelago Press, [date of publication not identified]
 Buku Teks SO
Bone, Robert G.
Ancient history
Littlefield, Adam, 1957
 Buku Teks SO
A brief history of library
 Artikel Jurnal
Lensen, George Alexander
The Asian world : a brief history
Charles E. Tuttle, 1970
 Buku Teks SO