by Drs. Hugiono $6.00
by Turban, Rainer $26.00
by DR. Andi Hamzah, S.H $12.00
by Richard G. Lipsey & Peter O. Steiner $16.00
by Moh. Taufik Makarao, S.H., M.H $11.00
by Rudiger Dombusch $12.00