Rowley, C.D., author
Australian National University Press, 1971
Buku Teks
edited by Gary R. Vandenbos
Sage, 1980
Buku Teks
Blackman, Tim, author
Routledge, 1995
Buku Teks
Mishkin, Frederick S., author
Pearson, 2015
Buku Teks
Weimer, David L., author
Pearson Prentice Hall, 1989
Buku Teks