Kingston, P. (1969). Activity games: For playground and classroom. (2nd ed.). University of London.
Citace podle Chicago (17th ed.)Kingston, P.M. Activity Games: For Playground and Classroom. 2nd ed. London: University of London, 1969.
Citace podle MLA (9th ed.)Kingston, P.M. Activity Games: For Playground and Classroom. 2nd ed. University of London, 1969.
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