Cita APA (7a ed.)

Ur, P., & Wright, A. (1992). Five-minute activities: A resource book of short activities. University Press.

Cita Chicago Style (17a ed.)

Ur, Penny, y Andrew Wright. Five-minute Activities: A Resource Book of Short Activities. Cambridge [etc.]: University Press, 1992.

Cita MLA (9a ed.)

Ur, Penny, y Andrew Wright. Five-minute Activities: A Resource Book of Short Activities. University Press, 1992.