by $6.00
by Drs. Sudarsono, S.H., M.Si $7.00
by Drs. Save M. Dagun $6.00
by Saul M. Katz $6.00
by Alvin S. Johnson $11.00
by Duvey, K.J $7.00
by Prof. dr. Husein Alatas, SpA(K) $16.00
by R. Rizky $6.34