Rodriguez, Noelie, author
Sage Publications, 2001
Buku Teks
Pelligrini, Anthony D., author
Lawrence Elbaum Associates, 1996
Buku Teks
Shaughnessy, John J., author
McGrawhill , 1994
Buku Teks
Dunn, Dana S., author
Wiley-Blackwell, 2009
Buku Teks
Gaultney, Jane F., author
California, 2007
Buku Teks