Business English C1

Cambridge University Press

Business Benchmark Advanced Student's Book BEC Edition: Student's Book BEC Higher (CAMBRIDGE)

Zigzag English

40 ADVANCED BUSINESS ENGLISH DIALOGUES: Business English Conversation, English at Work - B2, C1

PEARSON EDUCATION

BUSINESS PARTNER C1 WORKBOOK                    

Collins

Key Business Skills: B1-C1 (Collins Business Skills and Communication)

Cambridge University Press

Business Advantage Advanced Student's Book with DVD (CAMBRIDGE)

Career express - Business English C1. Teaching Guide mit Video-DVD: Europäischer Referenzrahmen

Independently published

The Ultimate A - Z of Business English Phrasal Verbs: Volume 2: of The Global Business English Mastery Series

Independently published

50 Clever Short Stories for Mastering Business English (C1/C2 English): Master Advanced English Vocabulary and Business Skills Through Engaging Stories – Ideal for ESL Learners and Professionals

Cambridge University Press

Business Advantage Advanced Teacher's Book - 9780521179324 (CAMBRIDGE)

Delta Publishing

Business Impact 2.2 B2-C1 - Hybrid Edition allango: Business English Modules 2.2.A, 2.2.B, 2.2.C including allango licence key (24 months)