by Richard A. Bilas $13.00
by Ir. Sarjoni Basri $7.00
by Prof. Drs. H. Dakir $7.00
by Djumadi $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $11.00
by Dra. H. Azimar Enong $6.00