Vince, M. (2000). Language practice: Reference and practice for intermediate students of american english. MacMillan Heinemann English language Teaching.
Citazione stile Chigago Style (17a edizione)Vince, Michael. Language Practice: Reference and Practice for Intermediate Students of American English. Oxford: MacMillan Heinemann English language Teaching, 2000.
Citatione MLA (9a ed.)Vince, Michael. Language Practice: Reference and Practice for Intermediate Students of American English. MacMillan Heinemann English language Teaching, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.