@book{3749,
	author = {Bandusena, H.M. Helika SanJeewani},
	title = {Analysis Metal Content in Ashwaganha and Thipala Ayurvedapowered Drugs in Sri Lankan Herbal market/},
	publisher = {Institute of Chemistry ceylon,},
	year = {2016.},
	address = {Colombo:}
}