edited by Sir Ernest Barker, George Clark
Clarendon, 1954
Buku Teks SO
edited by Sir Ernest Barker, Sir George Clark and Paul Vaucher
Clarendon Press, 1954
Buku Teks SO
Chang, Lan Samantha
Phoenix, 2005
Buku Teks SO
Toth, A. G.
Clarendon Press, 1990
Buku Referensi
edited by Thomas A. Sebeok
Mouton, 1970
Buku Referensi