compiled by Zhu Ling
New World Press, 2010
Buku Teks
Holt, Katherine, author
American Management Association, 2009
eBooks
Han, Lin, author
Foreign Language Press, 2009
Buku Teks
Pickett-Heaps, Jeremy D., author
Sinaur Associates, 1975
Buku Teks
Springer, 2010
eBooks