Farnell, John, author
Palgrave Macmillan, 2016
Buku Teks
Aubrey, Lisa, author
Routledge, 1997
Buku Teks
Spero, Joan Edelman, author
Wadsworth, 2010
Buku Teks
Spero, Joan Edelman, author
Routledge, 1994
Buku Teks
Spero, Joan Edelman, author
Routledge , 1997
Buku Teks