Silke Helfrich
Silke Helfrich has written at least 4 books. Their most popular book is Patterns of Commoning with 1 save with an average rating of 3.5⭐.
Silke Helfrich has written at least 4 books. Their most popular book is Patterns of Commoning with 1 save with an average rating of 3.5⭐.
2015 • 1 Reader • 400 pages • 3.5
2019 • 1 Reader • 4
2014 • 462 pages
2019 • 450 pages