Hits 1-3 within 3 documents
Incentives for survey participation: research on intended and unintended consequences ; second annual Wildenmann lecture [journal article]
Source: ZUMA Nachrichten, 22 (1998) 42. p.7-29
Hits 1-3 within 3 documents
Author(s): Singer, Eleanor
Source: ZUMA Nachrichten, 22 (1998) 42. p.7-29
Author(s): Singer, Eleanor; Hippler, Hans-Jürgen; Schwarz, Norbert.- 1992. 14,4p.
Author(s): Singer, Eleanor; Hoewyk, John van; Maher, Mary P..- 1998. 229-237p.