Thambirajah, Radha, author
Churchill Livingstone Elsevier, 2010
Buku Teks
Ponder, Randall D., author
EP Entrepreneur Press, 2005
Buku Teks
O, Song-un, author
Darakwan, 2009
Buku Teks
Seung-eun Oh, author
Darakwan, 2009
Buku Teks
Liaw, Yock Fang, 1936-, author
Times Books International, 2001
Buku Teks