Ahoy 40 years in concert, 1971-2011 / photos by Rob Verhorst ; [text: Louis Du Moulin ; coordinator: Susanne Blaas ; transl.: CumLingua Taal & Communicatie]Start2scrum : a student's guide to scrum / Ellen Reehorst ; translation [from the Dutch]: CumLinguaCustomer centred signalling : stop selling and start responsible influencing : new insights into online and social B2B marketing strategies / Klaas Fleischmann ; editor: Hilde van Halm ; translation support and editorial support: CumLingua Language & Communication