Tweedehands boeken van Saar Terra Ik bied aan: The Future Is Faster Than You Think Peter H. Diamandis and Steven Kotler ISBN13: 9781982109660 € 22.49 Business Model You Tim Clark, in collaboration with Alexander Osterwalder and Yves ISBN13: 9781118156315 € 20.49 Principes Van Marketing Philip Kotler & Gary Armstrong ISBN13: 9789043010719 € 14.49