by Drs. Harry Waluya $9.00
by A. Ghufron, S.H., dkk $7.00
by Acep Djazuli $7.00
by Drs. Husein Umar, S.E., M.M., MBA $13.00
by Ir. Doli Siregar, M.Sc., FRICS., SVC $11.00
by Roger Leroy $16.00