by Drs. Jumingan, S.E., M.M., M.Si $11.00
by WK $12.00
by Drs. H. Lili M. Sadeli, M.Pd & Drs. Maman Ukas $6.00
by Mark Fintel $0.00
by $9.00
by Ir. M. Lies Suprapti $6.00