Finkler, Steven A., author
Jones and Bartlett, 2013
Buku Teks
Finkler, Steven A., author
MA Jones ; Bartlett Learning, 2013
Buku Teks
Duncan, W. Jack, author
Blackwell, 1999
Buku Teks
Schmele, June A.
Delmar Publisher , 1996
Buku Teks
Ruth Chadwick, Henk ten Have and Eric M. Meslin
Sage, 2011
Buku Teks