by Leden Marpaung, S.H. $11.00
by Salim HS $12.00
by Marihot P. Siahaan, S.E. $12.00
by Soekanto, Soerjono $6.00
by $5.00
by M. Idris Ramulyo, S. H., M. A. $11.00
by Guenther, Ernest $9.00
by O. Solihin $12.00
by Rudy Choirudin $9.00
by Alyssa Dean $7.00
by Metropop $9.00
by Oegi Sugiyanta $6.00