by WK $16.00
by Drs. Daryanto $11.00
by Nursalam $12.00
by Nursalam $11.00
by Turban, Rainer $26.00
by Ir. Hieronymus Budi Santoso $5.00
by Ir. Yushinta Fujaya, M.Si $7.00
by Bambang Agus Murtidjo $7.00
by WK $12.00
by Aziz Alimul $7.00
by Prof. Dr. Ir. Rokhimin Dahmi, MS $18.00