TY - BOOK AU - Cotton,David AU - Falvey,David AU - Kent,Simon TI - Market leader: intermediate business english course book SN - 9781408236956 U1 - 428 PY - 2010/// CY - Edinburgh PB - Pearson Education KW - INGLES KW - ENSEƑANZA KW - HABLANTES EXTRANJEROS KW - INGLES TECNICO ER -