Gibbons, Don C.
Prentice-Hall, 1992
Buku Teks
Robinson, Matthew B.
Pearson/Prentice Hall, 2004
Buku Teks
Bartol, Curt R.
Pearson Education, Inc., 2008
Buku Teks
Clinard, Marshall B. (Marshall Barron)
Holt, Rinehart and Winston, Inc., 1973
Buku Teks
Walsh, Anthony, 1941-
Sage Publications, , 2007
Buku Teks