RT Book, Whole DB /z-wcorg/ DS http://worldcat.org ID 52180723 LA English T1 Observing the user experience : a practitioner's guide to user research A1 Kuniavsky, Mike. PB Morgan Kaufmann Publishers PP San Francisco, CA YR 2003 SN 1558609237 9781558609235 T3 Morgan Kaufmann series in interactive technologies