Shi, Fayun, author
Donchu Chubanshe, she
Buku Teks
He, Xiao Ming
Beijing Renmin Chubanshe 2001
Buku Referensi
Yao, Yiying, author
Dadi Chubanshe, 1981
Buku Teks
O`Dell, Scott
Houghton Miffiln, 1988
Buku Teks
Harding, James, author
Taman Sungai Besi Industrial Park, 2011
Buku Teks