by Dr. Dukut Respati Kastomo $11.00
by S. Wibowo $13.00
by J.H. Tarumetor Tairas $9.00
by Prof. Dr. Umar Fahmi Achmadi, M.P.H., Ph.D $9.00
by Nursalam $12.00
by Dr. G. Kartasapoetra dan H. Marsetyo $7.00