by Sugeng Ariyadi $5.00
by Ir. H. Rahmat Rukmana & Hj. Yuyun Yuniarsih, SP., MBA., MM. $6.00
by Dede Juanda J.S. & Ir. Bambang Cahyono $6.00
by Ernest & Sri Mariyanto $4.00
by drh. Soeharsono $7.00
by AAK $7.00