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
Pearson Education International, 2008
 Buku Teks
the changing world of the American military
Westview Press, 1978
 Buku Teks
Indonesian economy in the changing world
Edited, Dorojatun Kuntjoro-Jakti; Keiji Omura
Institute of Developing Economies, 1995
 Buku Teks