William W. Rasch, "Niklas Luhmann's Modernity: The Paradoxes of Differentiation" English | 2000 | pages: 261 | ISBN: 0804739927, 0804739919 | PDF | 10,7 mb
Luhmann and Socio-Legal Research: An Empirical Agenda for Social Systems Theory by Celso Fernandes Campilongo, Lucas Fucci Amato, Marco Antonio Loschiavo Leme de Barros 2021 | ISBN: 0367439719 | English | 280 pages | PDF | 5 MB
Luhmann Explained: From Souls to Systems (Ideas Explained) by Hans-Georg Moeller English | August 30, 2006 | ISBN: 0812695984 | True EPUB | 312 pages | 0.3 MB