Dillman, D. A., & Christian, L. M. (2005). Survey mode as a source of instability in responses across surveys. Field Methods, 17(1), 30-52. https://doi.org/10.1177/1525822X04269550
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Dillman, D. A., & Christian, L. M. (2005). Survey mode as a source of instability in responses across surveys. Field Methods, 17(30), 30-52.
(xsd:string)
Dillman, D. A., Christian, L. M. (2005). Survey mode as a source of instability in responses across surveys. Field Methods, 17(30), pp. 30-52.
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