Sometimes authors will append their test instrument or sample questions from their instruments to their article. When doing an ADVANCED search in the PsycINFO database, you may want to select "Tests & Measures" from the dropdown search box menu on the right and type the word "Appended" in the search box on the left. In the search box below type in your topic, such as reading or autism.
The Library has print materials that are useful for finding out about assessments.
Mental Measurements Yearbook. Z 5814 P8 M9
Tests : A Comprehensive Reference for Assessments in Psychology, Education, and Business. BF 176 T43 2008
Tests in Print VII : An Index to Tests, Test Reviews, and the Literature on Specific Tests. BF 176 B96 2006