Macionis, John J., author
Pearson, 2014
Buku Teks
Toennies, Ferdinand
The University of Chicago Press, 1971
Buku Teks
Tischler, Henry L.
Holt Rinehart and Winston, 1986
Buku Teks
Roucek, Joseph S., author
Bina Aksara, 1984
Buku Teks
Johnson, Allan G., author
Harcourt Brace, 1986
Buku Teks