RT Book T1 Margins of Error: A Study of Reliability in Survey Measurement A1 Alwin, Duane F. 1944- LA English PP Erscheinungsort nicht ermittelbar PB John Wiley & Sons, Inc. YR 2007 UL https://krimdok.uni-tuebingen.de/Record/1912616114 DO 10.1002/9780470146316