Shanghai World Book [t.th.]
Buku Referensi
Beijing Wai Yan She (Foreign Language Teaching and Research Press) 2002
Buku Referensi
Shanghai Lixin Kuaiji Chubanshe 2000
Buku Referensi
Beijing Kexue Chubanshe 1988
Buku Referensi
Beijing Beijing Yuyan Wenhua Daxuie Chubanshe 2000
Buku Referensi