TY  - BOOK
AU  - Deraniyagala,S.U.
ED  - Sri Lanka.
TI  - The prehistory of Sri Lanka: an ecological perspective 
U1  - 954.93 
PY  - 1989///
CY  - Michigan
PB  - UMI Dissertation information service
KW  - Prehistoric peoples
KW  - Sri Lanka
KW  - Antiquities
N1  - Thesis (Ph. D.) - Harvard University
ER  -