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National Research Council (U.S.). Committee on Learning Sciences: Foundations and Applications to Adolescent and Adult Literacy, National Research Council (U.S.). Division of Behavioral and Social Sciences Education, National Academies Press (U.S.), Inc ebrary, Alan M. Lesgold, juo Melissa K. Welch-Ross. Improving Adult Literacy Instruction: Developing Reading and Writing. Washington, D.C.: National Academies Press, 2012.

National Research Council (U.S.). Committee on Learning Sciences: Foundations and Applications to Adolescent and Adult Literacy, et al. Improving Adult Literacy Instruction: Developing Reading and Writing. National Academies Press, 2012.