Roland, Betty, author
Hale & Iremonger, 1984
Buku Teks
Sollers, Philippe, 1936-, author
Polity Press, 2017
Buku Teks
Roland, Betty, author
Collins Publisher, 1989
Buku Teks
Roland, Betty, author
NWS Collins Publisher , 1989
Buku Teks
Robinson, Roland E.
Macmillan, 1978
Buku Teks