Lilly, J. Robert, author
Sage Publications, 1995
Buku Teks
Williams III, Frank P., author
Pearson , 2014
Buku Teks
McLaughlin, Eugene, author
Sage, 2013
Buku Teks
Lilly, J. Robert, author
Sage Publications, 1995
Buku Teks
edited by Eugene McLaughlin, John Muncie, Gordon Hughes
Sage Publications, 2001
Buku Teks