Authors (5771)
Tortora, R. D.
Name:Tortora, R. D.
Send email to: Tortora, R. D.
More information:
Robert D. Tortora
Gallup Organization
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Web Survey Bibliography
- Attrition in Consumer Panels; 2009; Tortora, R. D.
- Response rate and measurement differences in mixed...; 2009; Dillman, D. A., Phelps, G., Tortora, R. D., Swift,...
- Recruitment and retention for a consumer panel; 2008; Tortora, R. D.
- Multiplicity-Based Sampling for the Mobile Telephone...; 2008; Tortora, R. D., Groves, R. M., Peytcheva, E.
- An Experimental Comparison of Three Modes of Data...; 2004; Peytcheva, E., Groves, R. M., Manchin, R., Tortora...
- Comparing Face to Face, Telephone, Paper Self-Administered...; 2004; Tortora, R. D., Groves, R. M., Peytcheva, E., Manchin...
- Response Rate and Measurement Differences in Mixed...; 2001; Dillman, D. A., Phelps, G., Tortora, R. D., Swift,...
- Incentives in Internet Surveys; 2001; Tortora, R. D.
- Principles for Constructing Web Surveys; 1998; Dillman, D. A., Tortora, R. D., Bowker, D.
- Principles for Constructing Respondent-Friendly WEB...; 1998; Dillman, D. A., Tortora, R. D.
- Influence of Plain Vs. Fancy Design on Response Rates...; 1998; Dillman, D. A., Tortora, R. D., Conradt, J., Bowker...
- CATI in an Agricultural Statistical Agency; 1985; Tortora, R. D.