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Advances in Comparative Survey Methods ...
by Johnson, Timothy P.; Pennell, Beth-ellen; Stoop, Ineke A. L.; et al.
ISBN: 9781118884980
Copyright:
Hardcover
Improving Survey Response Lessons Learned ...
by Stoop, Ineke A. L.; Billiet, Jaak; Koch, Achim; et al.
ISBN: 9780470516690