by H.M. Idris Ramulyo, S.H., M.A $11.00
by Drs. Herman Darmawi $9.00
by Julius R. Latumaerissa, S.E., M.M $7.00
by - $9.00
by Tomi Lebang $22.00
by Prof. Syekh Abdul Aziz Syawisy $6.00