Watson, G. (2002). 190 ready-to-use activities that make English fun ! Paramus, NJ: Center for Applied Research Education.
Chicago-tyylinen lähdeviittausWatson, George. 190 Ready-to-use Activities That Make English Fun ! Paramus, NJ: Center for Applied Research Education, 2002.
MLA-viiteWatson, George. 190 Ready-to-use Activities That Make English Fun ! Paramus, NJ: Center for Applied Research Education, 2002.
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