by Hoogendoom, J. $6.00
by Anton Irianto $9.00
by Herris B. Simandjuntak $11.00
by Olivier J $12.25
by $6.00
by Drs. Ibnu Syamsi, S.U $9.00
by H. Dahlan Thaib, dkk $7.00
by Arif Yulianto $16.00
by Drs. Syaiful Bahri Djamarah $7.00
by Bambang Sunggono $9.00
by Eng Antonio Augusta Borelli Machado $3.00