Roger Kreuz
Roger Kreuz has written at least 3 books. Their most popular book is Becoming Fluent with 1 save with an average rating of -⭐.
Becoming Fluent
ByRichard Roberts,Roger Kreuz
2017 • 1 Reader • 248 pages
Changing Minds
ByRoger Kreuz,Richard Roberts
2020 • 288 pages
Failure to Communicate
ByRoger Kreuz
2023 • 297 pages