Nhlamuselo ya le hansi
b The Dawn of Civilization and Life in the Ancient East (nkandziyiso wa 1940), hi R. M. Engberg na F. C. Cole, matluka 230-2.
b The Dawn of Civilization and Life in the Ancient East (nkandziyiso wa 1940), hi R. M. Engberg na F. C. Cole, matluka 230-2.