by Drs. Syaiful Bahri Djamarah $11.00
by Dr. G. Kartasapoetra dan H. Marsetyo $7.00
by Drs. Suharto, dkk $7.00
by Howard Schultz $13.00
by $12.00
by Drs. Sudarso $7.00
by Drs. Marcel Go, M.S $7.00