Mannheim, Hermann, author
Routledge & Kegan Paul, 1973
Buku Teks
Mannheim, Hermann, author
Routledge & Kegan Paul, 1970
Buku Teks
Carrabine, Eamonn, author
Routledge, 2009
Buku Referensi
Copes, Heith, author
McGraw-Hill, 2009
Buku Teks
Sykes, Gresham M., author
Random Hoese, 1963
Buku Teks