by Ir. M. Lies Suprapti $6.00
by Kazuo Shimogaki $7.00
by Abdul Aziz al-Ghazuli $6.00
by Sabaruddin $9.00
by Zaenab al-Ghazali al-Jabili $7.00
by Prof. Dr. Ir. Tri Yuwanta S.U., DEA $7.00
by Yuyun Alamsyah $11.00