by H. R. Kartadisastra $5.00
by Dr. Al Rasyid, SpS, Dr. Lyna Soertidewi, SpS(K) $7.00
by Ir. Lisdiana Fachruddin $6.00
by Rachman Sutanto $9.00
by $6.00
by Briege McKenna, O.S.C. & Henry Libersat $6.00