Unobtrusive measures [electronic resource] / Eugene J. Webb [and others]

This completely rewritten and updated edition builds on the earlier version's drive to justify novel techniques of survey and archival research. The authors combine methods so that research results can withstand the threats to validity.

Bibliographic Details

Online Access:	Full Text (via SAGE)
Other Authors:	Webb, Eugene J., 1933-1995
Other title:	Nonreactive measures in the social sciences.
Format:	Electronic eBook
Language:	English
Published:	Thousand Oaks, Calif. : Sage Publications, ©2000.
Edition:	Rev. ed.
Series:	Sage classics ; 2.
Subjects:	Social sciences > Research.