APA (7th ed.) Citation

Ren, Y. (2017). Learning Mandarin Chinese characters, Volume 1, HSK level & AP Exam prep. Tuttle Publishing.

Chicago Style (17th ed.) Citation

Ren, Yi. Learning Mandarin Chinese Characters, Volume 1, HSK Level & AP Exam Prep. Clarendon, VT: Tuttle Publishing, 2017.

MLA (9th ed.) Citation

Ren, Yi. Learning Mandarin Chinese Characters, Volume 1, HSK Level & AP Exam Prep. Tuttle Publishing, 2017.

Warning: These citations may not always be 100% accurate.