Zhang, Eyun
Da Di Chu Ban She, 1985
Buku Teks
Zhang, Guoqing, 1950-, author
Yunnan Renmin Chubanshe, 2001
Buku Teks
Gao deng jiao yu chu ban she, 2002
Buku Teks
Zhong, Jian
Shanghai Shanghai Keji Jaoyu Chubanshe 2001
Buku Referensi
Winslow, Robert W.
Pearson, 2008
Buku Teks