Lilly, J. Robert, author
Sage Publications, 1995
Buku Teks
Lilly, J. Robert, author
Sage Publications, 1995
Buku Teks
Williams III, Frank P., author
Pearson , 2014
Buku Teks
Sage Publications, 2011
eBooks
Matt DeLisi, Kevin M. Beaver, editor
Jones and Bartlett Publishers, 2011
Buku Teks