Amsterdam : North-Holland Publishing
Majalah, Jurnal, Buletin
edited by Manuel Augusto
Universal, 1998
Buku Teks
PSPB-PPS Unsri, 2002
Majalah, Jurnal, Buletin
Airlangga University press, 1993
Buku Teks
Vlek, Hans R.
EM. Querido's Uitgeverij B.V, 1991
Buku Teks