Learn Chinese with Simple Dialogues and Key Phrases : Book 1琴琴 Qin Qin 董 Dong, Robert Nickson, Hong 虹 Zhu 朱 · First published 2017Open the Tome
Talk in Mandarin Chinese : Book 1Zhu Hong, Qin Qin Dong, Robert Nickson · First published 2016Open the Tome
