by Ir. Bambang Cahyono $7.00
by Hanafiah, A.M & A.M. Saefuddin $6.00
by Ir. Nur Tjahjadi $5.00
by Hefni Effendi $9.00
by Barry, William A, SJ & Robert Doherty $6.00
by Ir. Heinz Frick & Pujo L. Setiawan $7.00
by Steven Dowsen, dkk $13.00
by DR. Dr. Sidartawan Soegondo, SpPD-KEMP, FACE $11.00