by Herris B. Simandjuntak $11.00
by Sudradjat, S.E $6.00
by Sei H. Dt. Tombak Alam $7.00
by Drs. T. Gilarso, SJ $12.00
by Koolma, A. $7.00
by Pandji Anoraga, S.E, M.M $7.00