by Elga Andriana $7.00
by Ahmad Suaedy $11.00
by Sachiko Murata $5.00
by Drs. H. Abu Ahmadi $9.00
by Paul J. Centi $5.00
by Mohammad Ali $9.00
by Hartini Sundoro, Edi $9.00
by Effendi Perangin $9.00
by Ir. Bambang Cahyono $7.00
by - $11.00
by - $5.00
by Prof. Dr. Askandar Tjokroprawiro $6.00