@book{212127,
	author = {UN. Statistical Division},
	title = {International recommendations for distributive trade statistics 2008},
	publisher = {UN},
	year = {Mar. 2009},
	address = {New York},
	note = {Annexes (p. 139-152): 1. List of data items for use in distributive trade statistics -- 2. List of activities in terms of ISIC, Rev. 4, excluded from the scope of relevant distributive trade divisions and classes -- 3. Identifying the principal activity of statistical unit using the top-down method within wholesale and retail trade.},
	url = {http://unstats.un.org/unsd/Distributive_trade/IRDTS_2008/M89-IRDTS%202008.pdf}
}