Wong, W. (2005). Input enhancement: From theory and research to the classroom. New York: The McGraw-Hill Companies.
Chicago-tyylinen lähdeviittausWong, Wynne. Input Enhancement: From Theory and Research to the Classroom. New York: The McGraw-Hill Companies, 2005.
MLA-viiteWong, Wynne. Input Enhancement: From Theory and Research to the Classroom. New York: The McGraw-Hill Companies, 2005.
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