Thompson, S. (2005). Business class: Teacher's book (1st published, 3rd impression.). Longman.
Cita Chicago Style (17a ed.)Thompson, Steve. Business Class: Teacher's Book. 1st published, 3rd impression. Harlow: Longman, 2005.
Cita MLA (9a ed.)Thompson, Steve. Business Class: Teacher's Book. 1st published, 3rd impression. Longman, 2005.
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