by H. Rahmat Rukmana $6.00
by Ir. H. Rahmat Rukmana $6.00
by M. Ghufron H. Kordi K $9.00
by Eric A. Nordlinger $11.00
by Bambang Agus Murtidjo $6.00
by Ir. Surya Suhatmansyah dan Drs. Djalinus Syah $11.00
by Thomas P. Rausch $9.00