by $4.00
by Fakultas Psikologi Untar $6.00
by Prof. K. Ali $6.00
by Prof. Dr. M. Mutawalli asy-Sya'rawi $6.00
by Walter Lippmann $6.00
by Drs. Agus Sujanto $9.00
by Djoko Prakoso, S.H $7.00