by Datje Rahajoekoesoemah $28.00
by Prijono Tjiptoherijanto, S.E, M.A, Ph.D $7.00
by Dr. Sofyan Syafri Harahap, M.S,Ac $12.00
by R.G. Soekadijo $9.00
by Drs. W. Kuswandi $9.00
by C. A. Qadir $16.00
by Sumantoro $7.00
by Komkat KAS $6.00
by Thabrani $12.00
by Dr. Menaldi Rasmin, SpP(K), FCCP $5.00
by - $7.00
by BUNG SMAS $8.00