@book{589,
	author = {Alles,Jinapala and Vickery,D.J},
	title = {Asian Regional Intitute for School Building Reasearch},
	year = {1969},
	series = {The Deign of chemistry Laboaratories for Asian second level school},
	address = {Colombo},
	edition = {Study No.3}
}