Qunyan Press · Zhejiang Education Publishing House
| title | ISBN-13 | year of publication |
|---|---|---|
| 1000 Words for TOEFL Speaking | 978-7-5536-3399-2 | 2016 |
| 1000 Words for TOEFL Writing | 978-7-5536-3392-3 | 2016 |
| 7000 TOEFL Words in 100 Sentences | 978-7-5193-0293-1 | 2017 |
| TOEFL Vocabulary Root + Associative Memory Method | 978-7-5536-8444-4 | 2019 |
| TOEFL Vocabulary Root + Associative Memory Method | 978-7-5536-9251-7 | 2019 |
| TOEFL Vocabulary Root Plus Associative Memory | 978-7-5536-7873-3 | 2019 |
| TOEFL Vocabulary-Word Root+Associative Memory-Portable Edition | 978-7-5619-2970-4 | 2011 |