Vince, M. (2000). Essential language practice: Reference and practice for beginning students of American English : with key. Macmillan Heinemann English Language Teaching.
Lua i Stíl Chicago (17ú heag.)Vince, Michael. Essential Language Practice: Reference and Practice for Beginning Students of American English : With Key. Oxford, England: Macmillan Heinemann English Language Teaching, 2000.
Lua MLA (8ú heag.)Vince, Michael. Essential Language Practice: Reference and Practice for Beginning Students of American English : With Key. Macmillan Heinemann English Language Teaching, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.