"eBook ISBN","Title","Subtitle","Authors/editors","Copyright year","Edition","DOI","Price (EUR)","Additional info"
"978-3-642-46896-4","Freizeitverhalten und Marketing","Grundlagen des Marketing für Freizeitangebote"," Wachenfeld",1987,"1","https://doi.org/10.1007/978-3-642-46896-4",181,""