by Drs. Save M. Dagun $6.00
by dr. Boyke Dian Nugraha $7.00
by Ollen Burger Terj. Budi Sucahyono $12.00
by M. Ghufron H. Kordi K $7.00
by Yusran Pora $7.00
by Drs. Ng. Phillips $9.00