by Prof. Dr. F.G. Winarno $7.00
by MarkPlus & Co $16.00
by Dr. Retno I.T & Dra. Fatma L $12.00
by Faiza Hermain $7.00
by $6.00
by Mira W. $9.00
by Suharso, A.S.P $6.00
by Omah Apik $13.00
by Harun Al Rasyid, dkk $8.00