58076077
9781097512713
Yun, Ph D. Qiao is the author of 'Full YCT 1-4 Flash Cards Chinese Characters : Easy and Fun to Remember Mandarin Characters with Complete YCT Level 1,2,3,4 Vocabulary List (600 Flashcards) for Kids, Beginners, Adults to Learn Basic Chinese Words with Portuguese Meaning for YCT and HSK', published 2019 under ISBN 9781097512713 and ISBN 1097512711.
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