@book { FreiheitinderArbeitswelt, title = "Freiheit in der Arbeitswelt", subtitle = "Freedom in the Work Situation", author = "Erich {Fromm} and Rainer {Funk}", year = "2016", publisher = "Edition Erich Fromm", address = "München, Deutschland", url = "https://books.openpublishing.com/document/313993" }