C1 Reading Books

Independently published

C1 (Advanced) ESL Reading Comprehension and Vocabulary: English Self-Study with Stories and Dialogues (Intermediate-Advanced English Reading Comprehension)

Short Stories in English: C1 Level (English Edition)

Independently published

50 Thought-Provoking Vocabulary Stories for Upper-Intermediate Learners (B2/C1 English): Master B2/C1 Vocabulary with Engaging Stories: Improve ... Retention for Upper-Intermediate Learners

PODIPRINT

Reading CAE: Eight practice tests for the Cambridge C1 Advanced (Cambridge C1 English)

Independently published

Short Stories in German: C1 Level. Lerne Deutsch

Independently published

50 Inspiring Stories for Advanced English Learners (C1/C2 English)

Independently published

50 Short Stories of Travel : Inspiring Adventures of Discovery & Growth (C1 English Vocabulary): Exciting Travel Adventures Packed with C1 Vocabulary ... Learn, and Grow Through 50 Epic Journeys!

Prosperity Education

Reading CAE: Eight more practice tests for the Cambridge C1 Advanced (Cambridge C1 English)

Sylvie Lainé

Short Stories in Easy French: Le Pendentif (Easy French Reading: Stories for Beginners to Advanced (A1-C1))

Future House Languages

Activate Advanced C1: Un Programa Completo de Autoaprendizaje (Activate Your English™)