by Ir. H. Rahmat Rukmana $6.00
by Ir. Lisdiana Fachruddin $5.00
by Lawis John P & Valcriana Kallab (Eds) $6.00
by Dra. Ninik Widiyanti $12.00
by Drs. Slamet Santoso $6.00
by Adiwarman Karim $13.00