edited by J. Price Gittinger
International Bank for Reconstruction & Development, 1979
Buku Teks
Valle-Riestra, J. Frank
New York: McGraw-Hill, 1983
Buku Teks
ISEAS, 1995
Buku Teks
Pyongyang Foreign Languages Publishing House 1960
Buku Teks
Baqir, Taha
Baghdad, Directorate General of Antiquities, 1959
Buku Teks