Seleskovitch, Danica, author
Pen and Booth , 1978
Buku Teks
Hill, Norman L., author
Stanford University Press, 1929
Buku Teks
Dunn, Frederick Sherwood, author
Johns Hopkins Press, 1929
Buku Teks
Zulkifli Abdullah, author
2016
UI - Tesis (Membership)
Pusat Dokumentasi dan Informasi Ilmiah. LIPI, 1991
Buku Referensi