Grammar Book C1

Hueber

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Zanichelli

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Bonacci

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Mondadori Scuola

New tracking grammar. Everyday Grammar & Communication. A1-C1 Per le Scuole superiori. Con e-book. Con espansione online

De Boeck supérieur

Grammaire du français: FLE C1-C2 perfectionnement

Collins

Collins Work On Your Grammar C1                  

Independently published

The Spanish Millennium Grammar Book for Advanced Students C1-C2: Mastering Complex Structures, Nuance, and Accuracy in High-Level Spanish

B2-C1 ENGLISH VOCABULARY AND GRAMMAR BOOSTER: PRACTICE ACTIVITIES FOR ENGLISH STUDENTS (English Edition)

EFL/ESL Grammar And Vocabulary With Fun Facts B1 To C1: Intermediate To Advanced English Exercises; Suitable For Self-Study And Classroom Setting (English Edition)