Wolf, Eric R.
Peasants
Prentice-Hall, 1966
 Buku Teks
Wolf, Eric R.
Peasants
Prentice-Hall, 1966
 Buku Teks
Nevid, Jeffrey S.
Abnormal psychology in a changing world
Prentice-Hall, 1997
 Buku Teks
Nevid, Jeffrey S.
Abnormal psychology in a changing world
Pearson-Prentice Hall, 2006
 Buku Teks
Nevid, Jeffrey S.
Abnormal psychology in a changing world
Pearson Education International, 2008
 Buku Teks