by Anwar, Rosihan H. $6.00
by Kartadjoemena, H.S $9.00
by Sanusi, Bachrawi $6.00
by Dr. R. Hutapea, SKM, Ph.D $7.00
by Muljana, B.S $9.00
by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ $6.00
by Gus tf $6.00
by Faiza Hermain $7.00
by Garry D. Freidnaan $7.00
by Hilman Hariwijaya $5.00
by - $16.00