Seidman, Arthur H.
Van Nostrand Reinhold, 1984
Buku Referensi
Heiserman, David L.
Prentice-Hall, 1981
Buku Referensi
Bochinski, Julianne Blair
John Wiley & Sons, 1996
Buku Referensi
New Star Press, 2010
Buku Teks
complited by Peking University Center for nature and Society, and tranlated by Chen Guoming
New Star Press, 2010
Buku Teks