by Dr. C. Groenen, OFM. $7.00
by J. I. G. M. Drost, SJ $7.00
by Benyamin Lakitan $7.00
by Ir. H. Rahmat Rukmana $6.00
by H. Rahmat Rukmana $6.00
by Anton Gerbono & Abbas Siregar Djarijah $6.00