by Dr. Ir. Muhammad Rasyaf, MS $6.00
by Sjadzali, H. Munawir $6.00
by Muna Haddad Yakan $5.00
by M. Natsir Arsyad $7.00
by Dr. Shaleh Ghanim $5.00
by - $5.00
by Nuruddin Asyhadie $7.00