Leo Jones. (1984). Ideas: Speaking and listening activities for upper-intermediate students ( Student's book ). Cambridge, UK: Cambridge Univ. Press.
Citação norma ChicagoLeo Jones. Ideas: Speaking and Listening Activities for Upper-intermediate Students ( Student's Book ). Cambridge, UK: Cambridge Univ. Press, 1984.
Citação norma MLALeo Jones. Ideas: Speaking and Listening Activities for Upper-intermediate Students ( Student's Book ). Cambridge, UK: Cambridge Univ. Press, 1984.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.