@book{4254,
	author = {Manko, Rafael},
	title = {Towards new rules on sales and digital content},
	publisher = {: Publications Office of the European Union,},
	year = {cop. 2017},
	address = {Luxembourg },
	url = {http://www.europarl.europa.eu/thinktank/es/document.html?reference=EPRS_IDA(2017)599359},
	Remainder of title = {Analysis of the key issues }
	Remainder of title = { IN-DEPTH ANALYSIS}
}