The prehistory of Sri Lanka :
Deraniyagala, S. U.
The prehistory of Sri Lanka : an ecological perspective / S.U. Deraniyagala. - [Colombo] : Dept. of Archaeological Survey, Govt. of Sri Lanka, c1992- - v. <1-2 > : ill., maps ; 31 cm. - 1 .
9559159003 (v. 1) :
Prehistoric peoples--Sri Lanka.
Sri Lanka--Antiquities.
240 / DER
The prehistory of Sri Lanka : an ecological perspective / S.U. Deraniyagala. - [Colombo] : Dept. of Archaeological Survey, Govt. of Sri Lanka, c1992- - v. <1-2 > : ill., maps ; 31 cm. - 1 .
9559159003 (v. 1) :
Prehistoric peoples--Sri Lanka.
Sri Lanka--Antiquities.
240 / DER