Hollett V. Vicki. (1997). Business objectives; Student`s book. Oxford, Oxford University Press, 1997.
Lua i Stíl Chicago (17ú heag.)Hollett V. Vicki. Business Objectives; Student`s Book. Oxford, Oxford University Press, 1997, 1997.
Lua MLA (9ú heag.)Hollett V. Vicki. Business Objectives; Student`s Book. Oxford, Oxford University Press, 1997, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.