Schwedt, Georg
John Wiley & Sons, 2001
Buku Referensi
Teh, Fu Yen
Prentice-Hall, 1999
Buku Teks
O`Neill, Peter
Champman & Hall, 1993
Buku Teks
Manahan, Stanley E.
Willand Grand Press, [Date of publication not identified]
Buku Teks
Manahan, Stanley E.
Lewis Publisher, 1994
Buku Teks