Lee, Alfred McCluny
Barnes ,
Buku Teks
Heinemann Educational Books , 1973
Buku Teks
edited by Lewis A. Coser, Bernard Rosenberg
Macmillan, 1964
Buku Teks
edited by Lewis A. Coser and Bernard Rosenberg
Macmillan, 1957
Buku Teks
edited Scott G. Mcnall
Little, Brown, 1968
Buku Teks