by Mira W. $6.00
by Iva Hardiana $7.00
by John F. Saragih $11.00
by APPMI $9.00
by Dergibson Siagian & Sugiarto $13.00
by Elizabeth Kostova $24.00
by Hendarmin Djarab, S.H., M.B.A., dkk. $6.00
by DR. Soekidjo Notoatmodjo $7.00
by Drs. Amin Wijaja Tunggal, M.B.A $6.00
by Sisca Susanto $6.00
by Hilman Hariwijaya $6.00
by Adhimas $8.00