by Ahmad Akrom Fahmi $7.00
by Prof. Dr. Abuddin Nata, MA $9.00
by Abuddin Nata $7.00
by Prof. Dr. Alaidin Koto, M.A $7.00
by DEBORAH CAROL DAN STELLA REID $17.00
by Luknis Sabri $9.00
by Ernest Dichter $9.00