Chen, D. (1973). Ying xiao zhong xue shi yong ying yun wen =: Chinese letter-writing for English secondary school. Sheng li shu ju.
Chicago-viite (17. p.)Chen, Dinghua. Ying Xiao Zhong Xue Shi Yong Ying Yun Wen =: Chinese Letter-writing for English Secondary School. Singapore: Sheng li shu ju, 1973.
MLA-viite (8. p.)Chen, Dinghua. Ying Xiao Zhong Xue Shi Yong Ying Yun Wen =: Chinese Letter-writing for English Secondary School. Sheng li shu ju, 1973.
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