Jay, Charlotte
Beat not the bones
Wakefield Press, 1992
 Buku Teks SO
From oracle Bones to e-publictions
editor by Xiandong Hair
Foreign languages Press, 2009
 Buku Referensi
Kellaway, George P.
Map projections
Methuen, 1949
 Buku Teks SO
Abe, Kobo
The ruined map
Charles E. Tuttle, 1969
 Buku Teks SO
Awang Goneng
A map of Trengganu
Monsoon books pte ltd, 2011
 Buku Teks SO