Stern, Jessica
Harvard University Press, 1999
Buku Teks
Hammer, Ellen J.
Stanford University Press, 1954
Buku Teks
Eeden, Frederik van
W. Wersluys, [date of publication not identified]
Buku Teks
Bruce, Judith
The population council, 1995
Buku Teks
Greenberg, Cathy L., author
Salemba Humanika, 2011
Buku Teks