Robbins, Harold,
New English Library, 1982
Buku Teks
Robbins, Harold, 1916-1997
New English Library, 1982
Koleksi Publik
Bail, Murray
Vict Viking Penguin, 1987
Buku Teks
Foster, David
Penguin Books, 1986
Buku Teks
Mccullough, Collen
Futura Books, 1985
Buku Teks