by Suryohadiprojo, Sayidiman $7.00
by Zainul Arifin $6.00
by $6.00
by Dra. L. Simanjuntak $9.00
by Drs. Syaiful Bahri Djamarah $11.00
by Peter Allis $9.00
by Drs. Zainal Abidin $7.00
by Dr. M. Ali Hasyimi $7.00
by Amatullah Shafiyyah & Astriana Baiti Sinaga $5.00
by Tim Busana GPU $5.00
by Feng Meng Long $26.00