by Drs. Soemarso, S.R $18.00
by Abustam, Muhammad Idrus $9.00
by Sam Hill & Glenn Rifkin $12.00
by Abdul Rachman $13.00
by Robert L. Heilbroner $12.00
by Radis Bastian $5.28
by J. Soedjati Djiwandono $7.00
by IWAN YUSWANDI $6.00