Ur, P., & Wright, A. (1992). Five-minute activities: A resource book of short activities. Cambridge University Press.
Citace podle Chicago (17th ed.)Ur, Penny, a Andrew Wright. Five-minute Activities: A Resource Book of Short Activities. Cambridge, New York: Cambridge University Press, 1992.
Citace podle MLA (9th ed.)Ur, Penny, a Andrew Wright. Five-minute Activities: A Resource Book of Short Activities. Cambridge University Press, 1992.
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