by Edgar Morin $6.00
by Dr. Budi Susanto, SJ $9.00
by Jatna Supriatna $40.00
by H. Rahmat Rukmana & Hj. Yuyun Yuniarsih, SP., MBA., MM $6.00
by Haryoto $5.00
by Dr. Ir. Muhammad Rasyaf, MS $11.00
by Sofjan Assauri $11.00
by Liz Fielding $7.00
by Irmansyah Effendi $13.00
by Anonim $9.00
by Ismardi $6.00
by Harianto $7.00