by Ir. Bambang Cahyono $7.00
by Fathimah Usman $6.00
by Abdul Mujieb $6.00
by Ir. Suprio Guntoro $5.00
by Harvey Karp, M.D. $12.00
by Kartini Kartono $11.00
by George M. Scott $12.00
by $6.00
by AL. Andang Listya Binawan, SJ (Penyunting) $6.00
by Dewne Rain $9.00
by Cucu Cahyana & Yeni Ismayani $9.00
by - $12.00