Lee, W R
Language Teaching Games and Contests
Oxford University Press, 1991
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Wright, Andrew, 1937-
Games for language learning
Cambridge University Press , 1994
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Hadley, Alice Omaggio
Teaching language in context
Heinle Cengage Learning, 2001
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Levin, Lennart
Comparative studies in foreign-language teaching
Almqvist och Wiksell, 1972
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Teaching modern languages
edited by Ann Swarbrick
Routledge, 1994
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