Schecter, S., Blundell, L., & Stokes, J. (1984). Listening tasks for intermediate students of American English: Teacher's manual and answer key. Cambridge: Cambridge University Press.
Chicago-стиль цитированияSchecter, Sandra, Lesley Blundell, và Jackie Stokes. Listening Tasks for Intermediate Students of American English: Teacher's Manual and Answer Key. Cambridge: Cambridge University Press, 1984.
MLA-цитированиеSchecter, Sandra, Lesley Blundell, và Jackie Stokes. Listening Tasks for Intermediate Students of American English: Teacher's Manual and Answer Key. Cambridge: Cambridge University Press, 1984.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.