Assessing Performance, Designing, Scoring, and Validating Performance Tasks, Guilford Publications, Robert L. Johnson,Education: examinations and assessment,Educational systems and structures, analysis;assessments;certification;credentialing;educational;evaluations;examinations;language arts;licensure;literacy;measurement;performance;portfolio;professional;proficiency;research methods;tasks;testing;tests;writing,, , United States, en-UShttp://www.guilford.comanalysis;assessments;certification;credentialing;educational;evaluations;examinations;language arts;licensure;literacy;measurement;performance;portfolio;professional;proficiency;research methods;tasks;testing;tests;writing, [BLURB],[CITY],New York,books, ebooks, biblet, Book2look