by Suharyo, I., Pr, Mgr. $4.00
by Suharso, A.S.P $9.00
by Al. Wahjasudibja, Pr. $3.00
by B. Sandjaja $9.00
by dr. Titi Lestari Sugito, SpKK(K) $7.00
by Prof. dr. H. Nurbaiti Iskandar, Sp.THT $5.00