Redfiel, Robert
The University of Chicago Press, 1950
Buku Teks
Lee, Sang-hae, author
Yangdong, 2010
Buku Teks
Boniface, Priscilla, author
Routledge, 1993
Buku Teks
M. Nurul Haq
Bangladesh Academy for Rural Development, 1973
Buku Teks
Redfield, Robert, author
Chicago The University of Chicago Press 1950,
Buku Teks