by Noor, A.S.Mohammad $6.00
by Arief, Sritua $7.00
by Nancy E. Lane, M. D $9.00
by Wilhelm, Donald $6.00
by Nursalam $7.00
by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ $7.00
by Kansil C.S.T $12.00
by Drs. Hugiono $6.00
by Drs. SK. Bonar $7.00
by Brooks $18.00
by S. Mara Gd $11.00
by Ir. Rindit Pembayun, M.P. $6.00