by Nursalam $7.00
by WK $12.00
by Suharso, A.S.P $9.00
by Ir. M. Lies Suprapti $7.00
by Aziz Alimul $9.00
by Thomas Wiyasa $0.00
by Drs. Save M. Dagun $6.00
by F.Suryatmo dan Treesye Budiarti $7.00
by Jerry Hoff (diterjemhkan oleh: Kartini Muljadi) $16.00
by Thompson Ngoen $12.00
by Ny. Lim $9.00