Cita APA (7th ed.)

Kingston, P. (1969). Activity games: For playground and classroom. (2nd ed.). University of London.

Cita Chicago (17th ed.)

Kingston, P.M. Activity Games: For Playground and Classroom. 2nd ed. London: University of London, 1969.

Cita MLA (9th ed.)

Kingston, P.M. Activity Games: For Playground and Classroom. 2nd ed. University of London, 1969.