TY  - BOOK
AU  - Vitanage, Piyadasa W
TI  - The geology and water supply of the country  around Polonnaruwa : geology and structure
U1  - 555.489 
PY  - 1957///
CY  - Colombo
PB  - Author
N1  - Reprint from the Bulletin of the Ceylon  Geographical Society Vol.II nos.1-4, Jan-Dec.  1957; SR
ER  -