@book{294,
	author = {Arambewela Lakshmi (ed) and Silva Ruvina},
	title = {Piper Longum(Tippili)},
	publisher = {National Science Foundation },
	year = {1999},
	address = {363,Bauddhaloka Mawath,Colombo 07.},
	edition = {Sri lankan medicinal plant monographs and analysis volume 3}
}