by Drs. Ary H. Gunawan $11.00
by H. Ahmadi Isa $6.00
by Drs. Sriyono, dkk $9.00
by Martin Staniland $9.00
by Gunawan Widjaja & Kartini Mulyadi $7.00
by Veithzal Rivai $16.00
by Aziz Alimul $9.00
by Majdi al-Hilai $9.00