by Brooks $20.00
by Chapra, Steven C. dan P. Canale Raymond $11.00
by A.S. Grimble, M.D., M.R.C.P $5.00
by Nancy E. Lane, M. D $9.00
by Duvey, K.J $7.00
by Prof. Dr. dr. I.G.N. Wila Wirya, Prof. dr. Husein Alatas $5.00
by Dra. Sri Sundari HS., M.Pd $6.00
by Pandji Anoraga, S.E, M.M $6.00
by E. Martasudjita, Pr. $3.00