by B. U. Hadikusumo $6.00
by Enceng Surachman & Widodo Agus S. $6.00
by E. Martasudjita, Pr. $3.00
by Ir. R. Bambang Soelarso $6.00
by Agus S. Gunadi $7.00
by A. Gianto, SJ. $6.00
by Pelezar. Michael J. & E.C.S. Chan $9.00
by M. Shaleh Isre (ed.) $6.00
by Perserikatan Bangsa-Bangsa $11.00
by $6.00
by - $13.00
by Ali Said Damanik $10.00