Lily Kristiantin, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1988
UI - Skripsi (Membership)
Skeat, Walter W., author
The Clarendon Press, 1948
Buku Referensi
Weekley, Ernest, author
Dover Publications, 1967
Buku Referensi
Collins Clear-Type Press, 1960
Buku Referensi
Mathews, M. M.
Henry Holt, 1956
Buku Teks