by Yusuf al-Uqshari $7.00
by J.A.F. Stoner $11.00
by Prijono Tjiptoherijanto, S.E, M.A, Ph.D $11.00
by Kartadjoemena, H.S $7.00
by Untung Sukardji $12.00
by Tjiptoherijanto, Prijono $6.00