Jakarta : KITLV (Royal Netherlands Institute of Southeast Asia and Caribbean Studies)
Majalah, Jurnal, Buletin
compiled and edited by Kees van Dijk and Jolanda Leemburg-den Hollander
KITLV Press, 1998
Buku Referensi
Fakultas ekonomi, 2012
Majalah, Jurnal, Buletin
Wales, H.G. Quaritch
Bernard Quaritch, 1951
Buku Teks
Oxford University Press , 1976
Buku Teks