by Drs. Amrullah A., S.F., dkk $11.00
by dr. J.F. Shipley $5.00
by P. Robert De Grandis, SSJ $5.00
by Prof. Dr. Abuddin Nata, MA $9.00
by P. Ribes, SJ. $4.00
by Yoh. Rohmadi Mulyono, MSF. $6.00