<http://webisa.webdatacommons.org/236927673>	<http://www.w3.org/ns/prov#value>	"Radio is the most efficient medium for retail and travel advertisers, delivering incremental sales revenue of ??6.10 and ??7.84 for each ??1 of media and production cost respectively." .
<http://webisa.webdatacommons.org/236927673>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/162078706>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/236927673> .
<http://webisa.webdatacommons.org/236927673>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mediaweek.co.uk> .