[place of publication not identified]: [publisher not identified], [date of publication not identified]
Buku Teks
Hartley, John
Routledge, 1995
Buku Teks
London Routledge 1990,
Buku Teks
Fineman, Stephen
Sage, 2004
Buku Teks
Davis, Con
Longman, 1991
Buku Teks