COORAY, P.G.
An introduction to the geology of Sri Lanka (Ceylon) - 2nd ed., rev. - Colombo National Museums of Sri Lanka 1984 - xxix, 340 p.
Geology
551 / COO
An introduction to the geology of Sri Lanka (Ceylon) - 2nd ed., rev. - Colombo National Museums of Sri Lanka 1984 - xxix, 340 p.
Geology
551 / COO