by Prof. Dr. Oemar Hamalik $9.00
by Sjahrir $7.00
by Prof. H. Muzzayin Arifin $7.00
by Dra. Sutratinah Tirtonegoro $7.00
by Isjoni $7.00
by Heilbroner, Robert L $9.00
by RedCommunication $20.00
by Isbedy Stiawan ZS $9.00