Bücher
IB Mandarin Chinese B (Ab Initio) Vocabulary 2022 Edition 汉语水平考试初级词汇
2021
IB Mandarin Chinese B (Ab Initio) Grammar 2022 Edition 汉语水平考试中级语法
2021
HSK 2 Chinese Intensive Reading for Beginner Level H20901 汉语水平考试模拟考题
2021
B2 First (FCE) 3800 English Vocabulary B2 中高级 3800英语词汇 Version 2021
2021
HSK 3 汉语语法 Chinese Grammar
2021
Ranking of 6773 Chinese Characters (GB 2312) by Frequency of Usage with HSK Levels
2021