by Prof. Dr. Sondang P. Siagian, M.P.A $7.00
by Anthony Giddens $7.00
by Dr. Lijan Poltak Sinambel, M.M., M.Pd., dkk $9.00
by Paul R. Krugman $9.00
by Hermawan Kartajaya & Yuswohady $11.00
by Yulian Flassy, Dance $6.00