Stavrianos, L.S.
W.H. Freeman and Company, 1976
Buku Teks
Huyghe, Rene, author
Weatherhill, 2007
Buku Teks
Fischer, Eric, author
Harvard University Press, 1943
Buku Teks
Toffler, Alvin, author
Pantja Simpati, 1989
Buku Teks
Toffler, Alvin, author
Bantam Books, 1990
Buku Teks