Paton, George Whitecross
At The Clarendon Press, 1972
Buku Teks
Barnett, Hilaire, author
Cavendish, 1998
Buku Teks
Paton, George Whitecross
The Clarendon Press, 1955
Buku Teks
Paton, George Whitecross
The Clarendom Press, 1951
Buku Teks
Ratnapala, Suri, 1947-, author
Cambridge University Press, 2017
Buku Teks