"eBook ISBN","Title","Subtitle","Authors/editors","Copyright year","Edition","DOI","Price (EUR)","Additional info"
"978-3-322-80403-7","Das System der Politik","Niklas Luhmanns politische Theorie","Kai-Uwe Hellmann; Karsten Fischer; Harald Bluhm",2003,"1","https://doi.org/10.1007/978-3-322-80403-7",404,""