by Abdul Hamid Khusyuk, Terj. H. Sabil Huda $7.00
by Prof. Hazairin, S.H $7.00
by Hasan Shadily, M.A $12.00
by Ir. Irianto Aritonang, dkk $6.00
by - $12.00
by Rita T. Budiarti $17.00