New York Institute of Finance, 1988
Buku Teks
editor by. M.H. Abrams
Holt Rinehart & Winston, 1957
Buku Referensi
Wang, Jianping, author
Curzon, 2001
Buku Referensi
Baker, Paul, author
Edinburgh University Press, 2006
Buku Referensi
Cruse, Alan, author
German : Edinburgh University Press, 2006
Buku Referensi