@book{81562,
	author = {Ceylon.},
	title = {Ceylon customs tariff, April 1952, amended up to August 23, 1951.},
	publisher = {Printed at the Ceylon Govt. Press; to be purchased at the Govt. Publications Bureau, or H.M. Customs},
	year = {[1951]},
	address = {[Colombo]},
	note = {"... A guide only and has in itself no validity. Authority ... rests on the gazetted notices from which it is compiled ..."}
}