by Ir. Dudung Abdul Muslim $6.00
by Prof. Drs. H. Dakir $7.00
by Eddy Purnomo $6.00
by $4.00
by Ir. Lisdiana Fachruddin $5.00
by J. Donald Walters $5.00
by Dr. Paul Suparno, SJ. Dkk $6.00