Denzin, Norman K., author
Sage, 1991
Buku Teks
Abbott, Andrew, author
The University of Chicago Press, 2001
Buku Teks
Agger, Ben
Oxford University Press, 2013
Buku Teks
Toffler, Alvin, author
Pantja Simpati, 1991
Buku Teks
Timasheff, Nicholas S., author
Random House, 1961
Buku Teks