by Prof. Milton Mayeroff $5.00
by Adnan Hasan Baharits $5.00
by Aziz Alimul $7.00
by Disney $6.00
by Bayu Adjie $9.00
by Indrasari Tjandraningsih, Hari Nugroho, Surya Tjandra $10.00
by $20.00
by Marihot P. Siahaan $13.00
by Ir. Bambang Cahyono $5.00
by Tarwoto $9.00
by Choiruddin Hadhiri S.P. $7.00
by Sumarti M. Thahir $5.00