TY - DATA AU - Kejo Starosta TI - "Measuring the Impact of Online Media on Consumers, Businesses and Society" T2 - "Sustainable Management, Wertsch�pfung und Effizienz" SN - 9783658367299 PB - springer KW - Business and Management KW - Customer Relationship Management UR - https://link.springer.com/openurl?genre=book&isbn=978-3-658-36729-9 ER -