00371nam a2200133Ia 4500003000400000008004100004020002700045040000800072100002000080245008100100260003000181300001400211365001200225LDD181029s9999    xx            000 0 und d  a9780415823470cP 24.99  cLDD  aGeisler, Cheryl 0aDesigning for User Engagement on the Webb10 basic principlecCheryl Geisler  aNew YorkbRoutledgec2014  axvi,194p.  bP 24.99