edited by Alan Bryman & Robert G. Burgess
Sage, 1999
Buku Teks
Moody, Joseph N.
N.Y. Doubleday , 1958
Buku Teks
Cohen, Abner
Routledge & Kegan Paul, 1974
Buku Teks
Briggs, Lawrence Palmer
The American Philosophical Society, 1951
Buku Teks
Castoriadis, Cornelius
Polity press, 1987
Buku Teks