Thomson, 2006
Buku Teks
Levin, Jonathan L., author
Institute Finance, 1991
Buku Referensi
Francisco, Albert K., author
Addison-Wesley, 1984
Buku Teks
Conviser, Richard J., author
HBJ, 1990
Buku Teks
Gellhorn, Ernest, author
West Publishing Company, 1972
Buku Teks