by Edilius, S.E., dkk $7.00
by Ahmad Qodri Azizy $7.00
by Kunarjo $9.00
by Drs. H. Abu Ahmadi $11.00
by Idi Setiyobroto, dkk $6.00
by Ir. Doli Siregar, M.Sc., FRICS., SVC $11.00
by $35.00
by Thomas Sri Widodo $9.00
by Sekkei Harada $9.00