by WK $13.00
by dr. Andry Hartono, Sp.GK $7.00
by WK $11.00
by Penyunting: J. Kristiadi, T.A. Legowo, N.T. Budi Harjanto $7.00
by Frank J. Bruno $6.00
by Prof. Mr. Dr. Sudargo Gautama $6.00
by Drs. Zainal Abidin $7.00