TY  - BOOK
AU  - Seneviratne, L. K.
AU  - Hearth, M. M. J. W.
TI  - Ambalangoda sheet: geological map (advance copy) and explanation of the geology
U1  - 555.C 
PY  - 1969///
CY  - Colombo
PB  - Geological Survey Departement
KW  - Earth Sciences
ER  -