Hill, Charles W. L., author
McGraw-Hill, 2012.
Buku Teks
Griffin, Ricky W., author
Pearson, 2015
Buku Teks
Martin, Gus, author
Sage, 2019
Buku Teks
Sanyal, Rajib N., author
Prentice-Hall, 2001
Buku Teks
Colquhoun, Ian, author
B.T. Batsford, 1991
Buku Referensi