Statistics
Publications
11
Citations
1.8K
H-Index
11
Active since
1978
Affiliations
Washington State University(Current)
Robert D. Tortora is an author at Washington State University specializing in sampling theory, social sciences, and sampling techniques.
Publications per year
1978–2016
11
11
Principles for Constructing Web Surveys
Don A. Dillman, Robert D. Tortora, Dennis Bowker · 1998 · 297 citations
Robert D. Tortora · Journal of Quality Technology · 2000 · 149 citations
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