by Dr. Sofyan Syafri Harahap, M.S,Ac $12.00
by George M. Scott $12.00
by Drs. Mulyono HAM, M.Pd $13.00
by Oppusunggu, H.M.T $5.00
by Elizabeth E. Graves $12.00
by Mawlana Abul A'la Mawdudi $6.00