by ISEI $11.00
by Veithzal Rivai $16.00
by Asvi Warman Adam $4.80
by $12.00
by AB Susanto $6.00
by Drs. Muchdarsyah Sinungan $7.00
by Dra. Zuhairini, dkk $9.00
by Dr. Ir. Wisnu Cahyadi, M.Si $11.00
by - $5.00
by Drs. Ilham Gunawan $6.00
by Sofield Juliano Hammett $9.00