Ur, P., Wright, A., & Swan Michael. (2015). Five-minute activities: A resource book of short activities (1. ed., reimpr.). Cambridge: Cambridge University Press.
Citación estilo ChicagoUr, Penny, Andrew Wright, y Swan Michael. Five-minute Activities: A Resource Book of Short Activities. 1. ed., reimpr. Cambridge: Cambridge University Press, 2015.
Cita MLAUr, Penny, Andrew Wright, y Swan Michael. Five-minute Activities: A Resource Book of Short Activities. 1. ed., reimpr. Cambridge: Cambridge University Press, 2015.
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