by - $7.00
by Nasruddin Amshary, Sudarsono $14.00
by Rosihan Anwar $12.00
by Sudarwan Danim $7.00
by David Rock $11.00
by Veithzal Rivai $26.00
by Tim Perkamusan Universitas Indonesia $38.00
by DR. Sunita Almatsier, M.Sc $13.00
by Meiliana K. Tansri $6.00