Hai nei wai zui xin zhong xue sheng you xiu zuo wen jing cui

1 online resource (3, 152 pages)

Chinese language forel[2]

jian gou - AbeBooks

Pinyin chart - Chinese Pronunciation Wiki

Why do Chinese words only end in A, E, I, O, U, N, NG, and ER? - Quora

Mandarin — Kensington Park School

Chapter One - Biblio.nhat-nam.ru

zhu guang yu deng sheng he nian - AbeBooks

Interactive Pinyin Chart

Anki: Add Tone Colours to Pinyin Automatically - Chinese Computing