edited, Sharon A. Shueman, Warwick G. Troy and Samuel L. Mayhugh
Charles C. Thomas, 1994
Buku Teks
Moffic, H. Steven, author
Jossey-Bass, 1997
Buku Teks
Goldbeck, Willis B., 1943
Springer-Verlag, 1978
Buku Teks
Kongstvendt, Peter R., author
Jones & Bartlet Learning, 2009
Buku Teks
Mechanic, David, 1936-, author
Pearson, 2014
Buku Teks