Ishida, Eiichiro
University of Tokyo Press, 1974
Buku Teks
Kroeber, A.L
The University of Chicago Press, 1952
Buku Teks
Merrill, Francis E. (Francis Ellsworth), 1904-1969
Prentice-Hall, 1965
Buku Teks
Mannheim, Karl
Routledge & Kegan Paul, 1956
Buku Teks
Brym, Robert J.
Wadsworth and Cengage Learning, 2013
Buku Teks