by Drs. H. Kahar Masyhur $11.00
by Sagimun MD $12.00
by Stephen Hurwitz $7.00
by Ir. Bambang Cahyono $7.00
by Mana'ul Quthan, Terj. Halimuddin, S.H $9.00
by Pandji Anoraga, S.E, M.M $6.00
by Dr. Ir. M. Imadduddin Abdul Rahim, M.Sc $7.00