by Gregory Grossman $9.00
by Robert L. Heilbroner $12.00
by J. I. G. M. Drost, SJ $7.00
by Graputin, Yefigarata S $5.00
by Judith Swarth, M.S., R.D $6.00
by Tini K $5.00
by $11.00
by Muh. Majdi Marjan $7.00
by Eva Waty Agung $12.00
by Drs. R.H. Wiwoho, M.Sc $9.00