Leo Jones. (1984). Ideas: Speaking and listening activities for upper-intermediate students ( Student's book ). Cambridge, UK: Cambridge Univ. Press.
Chicago-стиль цитированияLeo Jones. Ideas: Speaking and Listening Activities for Upper-intermediate Students ( Student's Book ). Cambridge, UK: Cambridge Univ. Press, 1984.
MLA-цитированиеLeo Jones. Ideas: Speaking and Listening Activities for Upper-intermediate Students ( Student's Book ). Cambridge, UK: Cambridge Univ. Press, 1984.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.