BB	Powell, Mark. In company : Intermediate Student's Book with CD-ROM / Mark Powell . - 2nd ed Oxford : MacMillan Education, 2009
BC	[Business English Certificates] - Cambridge BEC Vantage : Practice Tests from the University of Cambridge Local Examinations Syndicate . 1st. publ, repr. Cambridge : Cambridge University Press, 2003
BC	[Business English Courses] - Johnson, Christine. Intelligent Business Pre-Intermediate : Coursebook / Christine Johnson . 1st ed. , 2nd impr. Harlow (England) : Pearson Education, 2007
BC	[Business English Courses] - Trappe, Tonya. Intelligent Business Intermediate : Coursebook / Tonya Trappe, Graham Tullis . 1st pub. , 4th impr. Harlow (England) : Pearson Education, 2008
BC	Mascull, Bill : Business vocabulary in use : advanced / Bill Mascull . - 3rd ed. Cambridge : Cambridge University Press, 2017

LISTADO DE URLs:
	Financial Times [http://www.ft.com/home/uk]
	Interactive Terminology for Europe (European Union) [https://iate.europa.eu/home]
	Learning English BBC World Service [http://www.bbc.co.uk/worldservice/learningenglish/index.shtml]