Lucas, A.M.
Australia International Press , 1979
Buku Teks
Abrahamson, Mark, author
Prentice-Hall, 1981
Buku Teks
edited by Steven H. Chaffee
Sage, 1975
Buku Teks
Anders Biel, Daniel Eek, Tommy Garling, Mathias Gusgsson, editor
Springer, 2008
Buku Teks
Welfel, Elizabeth Reynolds, author
Brooks/Cole Cengage Learning, 2013
Buku Teks