King Faisal Center for Research and Islamic Studies, 1986
Buku Referensi
National Library Board, 2007
Buku Referensi
Pope, Rob, author
Routledge, 2005
Buku Teks
edited by Alice Horning and Anne Becker
Parlor Press, 2006
Buku Teks
Kemp, Herman C., author
KITLV Press, 1990
Buku Referensi