by J. Donald Walters $5.00
by F.X. Djumialdji, S.H $9.00
by Heryanto $5.00
by Dr. Abu Yasid $6.00
by M. Ghufron H. Kordi K $9.00
by Prijono Tjiptoherijanto, S.E, M.A, Ph.D $7.00
by Nursalam $7.00