@book{18959, author = {Piyathilaka, J.M.P.K. and Archt. Arosh Gamage}, title = {Green building materials and their applications in green architecture towards sustainable future : with special reference to Sri lankan context}, year = {[2007]}, note = {TH1398 }, url = {http://dl.lib.mrt.ac.lk/handle/123/1598} }