Hergenhahn, B.R., 1934-
Wadsworth, 2014
Buku Teks
Hergenhahn, B.R., 1934-
Wadsworth, 2014
Buku Teks
Hothersall, David
McGraw-Hill, 2004
Buku Teks
Smith, Edward E., 1940-
[Publisher not identified], 2003
Buku Teks
Kalat, James W.
Wadsorth , 2001
Buku Teks