Clough, Richard Hudson
John Wiley & Sons, c1991
Buku Teks SO
Oberlender, Garold D.
Mcgraw-Hill Education, 2014
Buku Teks SO
Levy, Sidney M.
McGraw-Hill , 2002
Buku Teks
Ritz, George J.
McGraw-Hill, 1994
Buku Teks
Asiyanto
Pradnya Paramita, 2010
Buku Teks