TY - CHAP T1 - The Untold Story of Multi-Mode (Online and Mail) Consumer Panels: From Optimal Recruitment to Retention and Attrition T2 - Online Panel Surveys: An Interdisciplinary Approach Y1 - 2014 A1 - McCutcheon, Allan L. A1 - Rao, K., A1 - Kaminska, O. ED - Callegaro, M. ED - Baker, R. ED - Bethlehem, J. ED - Göritz, A. ED - Krosnick, J. ED - Lavrakas, P. JF - Online Panel Surveys: An Interdisciplinary Approach PB - Wiley ER -