Stevick, E. W. (1982). Teaching and learning languages. Cambridge University.
Citazione stile Chigago Style (17a edizione)Stevick, Earl W. Teaching and Learning Languages. Cambridge: Cambridge University, 1982.
Citatione MLA (9a ed.)Stevick, Earl W. Teaching and Learning Languages. Cambridge University, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.