by dr. Yohannis Manangsang $5.00
by $6.00
by Iman Soeharto $20.00
by Kusumoputro, Sidiarto dkk $9.00
by Prof. dr. Hadiarto Mangunnegara, dr. Dianiati $11.00
by Aziz Alimul $9.00
by N. Wahyu Sulistiyana $6.00
by dr. Samsuridjal Djauzi $7.00
by Soedharyo Soimin, S.H. $9.00
by Dr. Mustofa Muhammad asy-Syak'ah $11.00
by Marry Winata $7.00
by Jack Canfield & Mark Victor Hansen $11.00