Rejda, George E., author
Pearson Addison Wesley , 2001
Buku Teks
Ardis, Patrick M., author
McGraw-Hill , 1987
Buku Teks
Williams, Numan A., author
South Western , 1984
Buku Teks
Vaughan, Emmett J., author
John Wiley & Sons, 1992
Buku Teks
Vaughan, Emmett J., author
John Wiley & Sons, 2001
Buku Teks