Pieter Honig, Frans Verdoorn, edited
Board for the Netherlands Indies , 1945
Buku Referensi
Preger W.
F. W. Cheshire pty. ltd. , 1944
Buku Teks
Peter H. W. Sitsen
Buku Teks
Division of Commerce of the Department of Agriculture, Industry and Commerce, 1930
Buku Teks
Hart, George Henry Charles, 1893-
The Netherlands Information Bureau, 1942
Buku Teks