Abstract
General sample survey found more valid and only slightly more expensive than mail survey, phone survey and mailing list survey.
Get full access to this article
View all access options for this article.
You are on the new improved site. You can view the old site in view-only mode here until June 27, 2026
Select search scope: search across all journals or within the current journal
General sample survey found more valid and only slightly more expensive than mail survey, phone survey and mailing list survey.
View all access options for this article.