by Drs. Syaiful Bahri Djamarah $7.00
by Ali Al-Jumlati, T. HM. Arifin $9.00
by Benny Susetyo $7.00
by Notosusanto. Nugroho $6.00
by Drs. M.S. Tajul Khalwaty, A.S $9.00
by Drs. G. Kartasapoetra $12.00