Cornelissen, P. Jozef, author
A. Siffer, 1899
Buku Referensi
Smith, J. N., author
Batavia: Nijhoff Albrecht, 1926
Buku Teks
Smith, J. N., author
'S Gravenhage; Albert Rusche & Co; M. Nijhoff, 1926
Buku Klasik
Esser, B.J., author
G. Kolff, [date of publication not identified]
Buku Klasik
Walbeehm, A.H.J.G., author
[publisher not identified], [date of publication not identified]
Buku Klasik