Ritz, George J.
New York: McGraw-Hill, 1990
Buku Teks
Clough, Richard Hudson
John Wiley & Sons, c1991
Buku Teks SO
Asiyanto
Pradnya Paramita, 2010
Buku Teks
Lambeck, Richard
McGraw-Hill, 2009
Buku Teks SO
Clough, Richard Hudson
John Wiley & Sons, 2000
Buku Teks