Manahan, Stanley E.
Lewis Publisher, 1994
Buku Teks SO
Manahan, Stanley E.
Willand Grand Press, [Date of publication not identified]
Buku Teks SO
O`Neill, Peter
Champman & Hall, 1993
Buku Teks SO
Manahan, Stanley E.
CRC Pres, 2009
Buku Teks SO
Baird, Colin
W.H. Freemen and Company , 2008
Buku Teks SO