by Prof. Dr. Veithzal Rivai, MBA $18.00
by Gerald Davidson $43.00
by Mark Smith $7.00
by Syahrin Harahap $9.00
by Joe Luxbacher $7.00
by Soekartawi $9.00
by Prof. Mr. Dr. Sudargo Gautama & Rizawanto Winata, S.H. $8.00
by Drs. Ahmad Fida dan Tim Dosen KKN $9.00
by Husein Umar $11.00
by Fachruddin H.S $7.00
by Dr. Nashir al-Aql $5.00