by Robert H. Thouless $7.00
by Khan Sahib Khaja Khan B.A $6.00
by Noer Iskandar Al Barsany $5.00
by Moh. Wahyudi (pent.) $6.00
by Rosady Ruslan $9.00
by Adiwarman Karim $31.00
by M. Shidiq $9.00
by Slameto $9.00
by Ir. Hieronymus Budi Santoso $5.00
by Ade Fatimah $6.00
by Ir. M. Lies Suprapti $6.00
by $6.00