by Legowo $5.00
by Fachry Ali $4.71
by Ollen Burger Terj. Budi Sucahyono $12.00
by Sprent, P. $7.00
by Prof. Drs. H.A.W. Widjaja $6.00
by Richard E. Feinberg & Valeriana Kallab $7.00
by Arief, Sritua $6.00
by Drs. G. Kartasapoetra $7.00
by Said Kelana $5.00
by $11.00
by S. Soegijanto $11.00
by Ir. M. Lies Suprapti $6.00