Rubyge, Lional
Pehediliwa siteeme kalawa : tarkanukoolawa sitannata mun penveemak - Colombo Hansa 1974 - 137 p.
Sinhalese translation of "The Art of making sense : a guide to logical thinking"
159.955 / R8
Pehediliwa siteeme kalawa : tarkanukoolawa sitannata mun penveemak - Colombo Hansa 1974 - 137 p.
Sinhalese translation of "The Art of making sense : a guide to logical thinking"
159.955 / R8