by Prof. dr. H. Sidarta Ilyas, SpM $9.00
by Andrias Harefa $11.00
by BEBY HARYANTI DEWI, DKK $7.00
by F. RENE VAN DE CARR, M.D. $22.00
by Drs. Rudy T. Erwin, S.H $11.00
by Denny Indrayana $6.73