by Nachrowi Djalal N $11.00
by Tjiptoherijanto, Prijono $6.00
by Ir. M. Iqbal Hasan $12.00
by - $13.00
by Agus Setiawan $0.00
by Edilius, S.E., dkk $9.00
by Radiks Purba $7.00
by Prof. Mr. Roeslan Saleh $7.00
by Abu Aisy Abdul Mun\'im I $12.00
by Nasy'at al-Masri $5.00