by Samuel P. Huntington $9.00
by Drs. Suwarno $7.00
by Prof. Dr. H.A.R. Tilaar, MSc.Ed $9.00
by Eddy Tano, Dipl. Chem. Eng. $9.00
by Drs. Sofwan Badri $6.00
by Tom Bottomore $7.00