Be Your Own Asset ManagerSandra Duttke, Jan Ibens, Marla Korth, Jan Kühne, Bente Lorenzen · First published 2018Open the Tome
Be Your Own BankRobin Kiera, Ralf Heim, Franz Wauschkuhn, Jan Ibens, Patricia Prieto Bacelar · First published 2018Open the Tome
