@book{HasselWegrich2020, author = {Anke Hassel and Kai Wegrich}, title = {How to do Public Policy}, isbn = {9780198747000}, url = {https://global.oup.com/academic/product/how-to-do-public-policy-9780198747000?q=9780198747000\&cc=de\&lang=en\#}, year = {2020}, }