Locate measurement instruments such as surveys, questionnaires, tests, surveys, coding schemes, checklists, rating scales, vignettes, etc. Scope includes medicine, nursing, public health , psychology, social work, communication, sociology, etc.
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This resource offers a broad range of subject coverage in the humanities and social sciences with high-quality indexing of more than 1,300,000 articles in nearly 1,100 periodicals, dating as far back as 1907, as well as citations of over 240,000 book reviews.
As of June 2, 2011, all PDF versions of books published by the National Academies Press are downloadable to anyone free of charge.