by C. Merle Johnson, dkk $13.00
by Ir. Supraptono Djajadirana $9.00
by Marwan Ibrahim $6.00
by Yeremias Bala Pito Duan, MSF. $4.00
by Kasmir, S.E., M.M $7.00
by Walter Reich $11.00
by $12.00
by Djokosetyardjo $0.00
by Anwar Effendi $6.00
by WK $13.00
by Ir. M. Lies Suprapti $6.00