by Juneman $10.00
by Robert Ashton $11.00
by Prof. Dr. Sondang P. Siagian, M.P.A $11.00
by Drs. Basir Barthos $9.00
by M. Linggar Anggoro $12.00
by Eugene L. Grant. Terj. Drs. E. Komaruddin $13.00